Diogenes of Sinope (c. 404-323 BCE) was a Greek cynic philosopher best known for holding a lantern (or candle) to the faces of Athenians claiming he was searching for an honest man.
Diogenes 2020

Diogenes of Sinope (c. 404-323 BCE) was a Greek cynic philosopher best known for holding a lantern (or candle) to the faces of Athenians claiming he was searching for an honest man.