Mankind are tolerant of the praises of others as long as each hearer thinks that he can do as well or nearly as well himself, but, when the speaker rises above him, jealousy is aroused and he begins to be incredulous.
ThucydidesIndeed it is generally the case that men are readier to call rogues clever than simpletons honest, and are ashamed of being the second as they are proud of being the first.
Thucydides