Everything that men do or think concerns the satisfaction of the needs they feel or the escape from pain.

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Source: Religion and Science, 1930

About this quote

Human behavior often begins with felt need, discomfort, or the wish to reduce suffering. The claim offers a psychological lens for examining motives without implying that every action is selfish in the ordinary moral sense.

When to use it

  • A manager asks which unmet need is driving resistance before treating an employee as merely difficult.
  • A charity studies whether its program reduces the specific pain that prompted people to seek help.
  • A person notices how anxiety shapes a decision that was initially described as purely rational.