Life and Death Concepts in Christianity

Life-and-death questions involve more than knowing what happens physically. They also involve beliefs about where life comes from, what makes it valuable and whether existence continues after death. These eight concepts give us language for explaining those questions.

A concept can help explain a decision without automatically settling it. For example, two people may both want to protect human dignity but disagree about whether ending a suffering person's life could ever be justified.

Sanctity of life: why life has sacred value

Sanctity of life is the belief that life is precious or sacred. In Christianity, human life has special value because it comes from God: Genesis 1:27 teaches that humans are created in God's image. This does not mean that people physically look like God. It expresses their special relationship with God and helps explain why each person deserves respect.

On this view, a person's value does not disappear because they become ill, dependent or unable to contribute to society. Catholic teaching uses this principle to oppose deliberately ending human life through abortion or euthanasia: life is God's gift, not something humans may dispose of.

Non-religious people can also believe that human life is deeply valuable. They may base this on human dignity, relationships and the capacity to experience life, rather than on God. Rejecting a religious explanation of life's value does not mean rejecting the duty to care for others.

Quality of life: what living is like

Quality of life concerns how meaningful and pleasurable life is for the person living it. Comfort, dignity, emotional well-being, relationships and opportunities for enjoyment can all matter. Severe pain may reduce someone's quality of life, but different people experience and judge their circumstances differently.

Sanctity and quality answer different questions: why should life be protected? and what is this person's experience of life? They need not always conflict. Providing good pain relief and companionship can improve quality of life while also respecting life's sacred value.

The atheist philosopher Peter Singer challenges the idea that being human automatically gives life sacred status. He gives greater importance to the experience of living and to a person's ability to make choices. His approach helps explain why some non-religious arguments give priority to reducing suffering and respecting an informed personal decision.

Abortion: applying beliefs at the beginning of life

Abortion is the deliberate ending of a pregnancy so that it does not result in the birth of a child. Debates about it involve the value of developing human life alongside the circumstances and well-being of the pregnant woman.

Catholic teaching opposes direct abortion because human life should be protected from conception. The biblical words ‘Before I formed you in the womb I knew you’ in Jeremiah 1:5 can support the belief that unborn life matters to God. The passage originally concerns Jeremiah's calling as a prophet; Christians can apply it more broadly when discussing God's concern for life before birth.

Other Christians may accept abortion in exceptional circumstances, such as a serious danger to the mother's life. Some give greater weight to compassion and quality of life when considering a pregnancy resulting from rape. This does not mean that they regard abortion as unimportant: they are weighing difficult responsibilities differently.

For example, if a pregnancy seriously threatens the mother's life, an explanation should identify both the concern to protect unborn life and the concern to protect the mother. A non-religious argument may focus on her well-being and informed choice without appealing to divine authority. Being non-religious does not, by itself, determine someone's conclusion.

Euthanasia: applying beliefs at the end of life

Euthanasia means deliberately ending a person's life to relieve suffering. Voluntary euthanasia is requested by the person; non-voluntary euthanasia concerns someone unable to express a choice. Assisted suicide is different: the person performs the final act themselves with another person's help.

Suppose a seriously ill patient asks for their life to be ended because their suffering has become unbearable. A Catholic objection would emphasise sanctity of life and the belief that only God has ultimate authority over life and death. An alternative is hospice care: support and pain relief intended to help the person live and die with dignity, rather than deliberately cause death.

Some liberal Christians argue that compassion and a very poor quality of life can support euthanasia. Humanist supporters of assisted dying similarly emphasise relief of suffering and a clear, informed choice made without pressure. Opponents worry that vulnerable people might feel obliged to die because they believe they are a burden.

A justified judgement must therefore consider both personal freedom and protection from harm. Quality of life should not be reduced to an outsider's assumption that illness or disability makes someone's life worthless. Withdrawing treatment that no longer benefits a patient is also not automatically the same as deliberately ending their life.

Soul and afterlife: two connected but different concepts

The soul is the spiritual aspect of a person, commonly understood by Christians as non-physical and connected to God. The afterlife is existence continuing after physical death. The soul concerns an aspect of the person; the afterlife concerns what happens beyond death.

Christians believe that death does not have the final word. Jesus' promise that ‘My Father's house has many rooms’ in John 14:2 expresses hope of life with God. Christian belief also includes resurrection, so the afterlife should not be understood simply as a soul escaping a body.

These beliefs can affect choices in the present. Someone who believes that they are accountable to God may see care for others as a responsibility with lasting significance. Humanist ethical arguments instead focus on human welfare in this life. Atheism means not believing in God or gods; by itself, it does not specify every belief a person holds about death.

Evolution: explaining the development of life

Evolution is the process through which living things change over generations and different forms of life develop. Charles Darwin explained evolution through natural selection: inherited features that help organisms survive and reproduce can become more common over many generations.

Humanists generally look to scientific evidence to explain the development of life. The atheist writer Richard Dawkins argues that natural selection explains the appearance of design in living things without requiring a divine designer.

Christians differ in how they interpret Genesis. A literalist reading of separate acts of creation can conflict with evolution. A non-literal reading can understand Genesis as teaching that God is the creator without treating it as a scientific account. Such Christians may accept evolution as the process through which life developed. Accepting evolution therefore does not necessarily mean rejecting belief in God.

Environmental sustainability: protecting life into the future

Environmental sustainability means meeting present needs without reducing the ability of people, other animals and plants to live well in the future. It involves how resources are used, not simply whether people care about nature.

For Christians, stewardship means caring for the world on God's behalf. Genesis 1:28 gives humans responsibility to rule over living creatures; this authority can be interpreted as a duty to care responsibly, rather than permission to exhaust resources. Reducing waste and recycling are practical ways to apply that responsibility.

Humanists can support the same actions for different reasons. Humanists for a Better World promotes action on climate change, environmental protection and global justice because these affect living beings and future generations.

For example, a community deciding how to reduce waste could reach a shared conclusion through different beliefs: Christians might emphasise care for God's creation, while Humanists emphasise the consequences for people and the environment. Explaining the concept means showing both the action and the reason behind it.