Who said "I'm not the bravest fish, but I'm trying to be."?

This quote is attributed to Flounder.

I'm not the bravest fish, but I'm trying to be. - Flounder

"I'm not the bravest fish, but I'm trying to be."

Flounder Perseverance

"I'm scared, Ariel!"

"Don't you think you're being just a little bit too reckless?"

"I can't do this. I'm too young to die!"

"You really shouldn't have done that."

"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."