Search results for Roman Empire (origin), later widespread through Europe

Actions speak louder than words.

Popular culture

The road to hell is paved with good intentions.

Saint Bernard of Clairvaux (possible), John Ray (possible)

Don't cry over spilled milk.

Popular culture

Keep your friends close, and your enemies closer.

Sun Tzu, Francis Ford Coppola, Mario Puzo

A guilty conscience needs no accuser.

Publilius Syrus

Desperate times call for desperate measures.

Popular culture

This too shall pass.

Persian Poets, Jewish Folklore

Blood is thicker than water, but it can still be contaminated.

Popular culture

Forewarned is forearmed.

Popular culture

Living well is the best revenge.

George Herbert