Who said "In solitude, a man discovers his true nature."?

This quote is attributed to Philip II.

In solitude, a man discovers his true nature. - Philip II

"In solitude, a man discovers his true nature."

Philip II Solitude

King Warrior Ancient Macedonia 382–336

"I am not a man to be trifled with in matters of state."

"The greatest glory of a man is to have conquered himself."

"I would rather lose a province than risk the displeasure of God."

"Patience is the virtue of the strong."

"Sometimes being the best means being the loneliest."

"Solitude gives us time to reflect on what matters"

"I'm not good with people, never have been."

"I feel like I'm disappearing."