Who said "I don't understand a lot of things, but that's okay."?

This quote is attributed to Mr. Peanutbutter.

I don't understand a lot of things, but that's okay. - Mr. Peanutbutter

"I don't understand a lot of things, but that's okay."

Mr. Peanutbutter Wisdom

"I'm just a simple dog trying to make it in Hollywood"

"Every time it seems like things are going great, something comes along and ruins it"

"You know what the key to happiness is? Not thinking about sad stuff"

"I'm an optimist. That's my thing"

"I'm not angry, I'm just disappointed."

"The best things in life are free."

"You can't have everything in life, but you can have what matters most."

"A woman's intuition is rarely wrong."