Who said "I've made a lot of mistakes, but I'm trying to do better."?

This quote is attributed to Star-Lord.

I've made a lot of mistakes, but I'm trying to do better. - Star-Lord

"I've made a lot of mistakes, but I'm trying to do better."

Star-Lord Perseverance

"I have a plan - okay, I don't have a plan, but I'm really, really good at improvising."

"Come and get your love."

"I'm the best there is at what I do, and what I do is save the galaxy."

"We are Groot."

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."