Who said "A kind word costs nothing but may purchase everything."?

This quote is attributed to Philip II.

A kind word costs nothing but may purchase everything. - Philip II

"A kind word costs nothing but may purchase everything."

Philip II Kindness

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."

"A good man treats his wife with respect."

"Kindness always comes back around."

"The power of a smile can change everything."

"Kindness is weakness to some. Not to me."