Who said "I'm doing my best, that's all anyone can do."?

This quote is attributed to Jerry Smith.

I'm doing my best, that's all anyone can do. - Jerry Smith

"I'm doing my best, that's all anyone can do."

Jerry Smith

"I'm not a smart man, but I know what love is."

"Sometimes you just gotta take a step back and look at the big picture."

"Life is about making the best of what you've got."

"I don't always know the right answer, but I try my best."