Who said "A man must know when to be strong and when to be humble."?

This quote is attributed to Vespasian.

A man must know when to be strong and when to be humble. - Vespasian

"A man must know when to be strong and when to be humble."

Vespasian Strength

Emperor General Ancient Rome 9–79

"I wish I had never been emperor."

"Friends, I have often heard that it is a hard thing to grow old."

"It is the nature of man to desire peace."

"What a king I am leaving behind me!"

"Strength comes from within."

"A woman should be proud of who she is."

"A strong woman can overcome anything."

"The only thing I'm good at is killing."