Who said "It's hard to accept how you truly feel inside."?

This quote is attributed to Luffy.

It's hard to accept how you truly feel inside. - Luffy

"It's hard to accept how you truly feel inside."

Luffy Truth

"I'm gonna be King of the Pirates!"

"A man's dream will never die!"

"I don't care what happens to me, I'm gonna help my friend!"

"Being alone is better than being with the wrong people."

"Lucy, you got some 'splainin' to do!"

"You must always be honest with the people you love."

"Truth always comes out in the end."

"Honesty is always the best policy."