Who said "To thine own self be true."?

This quote is attributed to Mark Antony.

To thine own self be true. - Mark Antony

"To thine own self be true."

Mark Antony Wisdom

General Statesman Ancient Rome 83–30

"I came, I saw, I conquered."

"The die is cast."

"Et tu, Brute?"

"Beware the Ides of March."

"I'm not angry, I'm just disappointed."

"The best things in life are free."

"You can't have everything in life, but you can have what matters most."

"A woman's intuition is rarely wrong."