A man's enemies often teach him more than his friends. - Xenophon

"A man's enemies often teach him more than his friends."

Xenophon

Historian Soldier Ancient Greece 430–354

More from Xenophon

"The sweetest of all sounds is praise."

"He who wishes to be obeyed must know how to command."

"It is impossible for a man to be cheated by anyone but himself."

"Know thyself."