Anarchism – Political philosophy and movement

altruism – Principle or practice of concern for the welfare of others

Robert Boyle – Anglo-Irish natural philosopher, chemist, physicist, and inventor

Capitalism – Economic system based on private ownership

Ethical relativism – Philosophical positions about the differences in moral judgments across peoples and cultures

Eugenics – Set of beliefs and practices that aim to improve the genetic quality of a human population

Evolution of societies – Evolution of societies

Freedom of thought – Freedom of an individual to hold or consider a fact, viewpoint, or thought, independent of others' viewpoints

Freethought – Position that beliefs should be formed only on the basis of logic, reason, and empiricism

Garden of Eden – Biblical garden of God

Mutation – Alteration in the nucleotide sequence of a genome

Natural philosophy – Philosophical study of nature and physical universe that was a precursor to science.

John Ruskin – 19th-century English writer and art critic

scientific scepticism – Modern social movement based on the idea of scientific skepticism

Universal Darwinism – Application of Darwinian theory to other fields

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