Pay it forward
Meaning
Repay kindness by helping someone else instead of the original benefactor.
Usage
Used when encouraging generosity to ripple outward.
Origin & History
Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.
Modern altruism movement inspired by novels and movies.
Term popularized by a 1999 novel and subsequent charity campaigns.