Who said "I've done my best, and that's all I can do."?

This quote is attributed to Kitty Forman.

I've done my best, and that's all I can do. - Kitty Forman

"I've done my best, and that's all I can do."

Kitty Forman Gratitude

"I'm gonna go have a cigarette right now. You want one?"

"Oh my stars and garters!"

"That's what I love about these high school girls, man. I get older, they stay the same age."

"You know what I love about these kids? They've got spirit."

"Gratitude makes life richer."

"A grateful heart is a happy heart."

"Respect those who came before us."

"Life's greatest treasures are the people we love"