Who said "I don't understand why life has to be so complicated."?

This quote is attributed to Charlie Brown.

I don't understand why life has to be so complicated. - Charlie Brown

"I don't understand why life has to be so complicated."

Charlie Brown Philosophy

"Good grief!"

"I got a rock."

"Rats! I did it again."

"Why is it that everything I do turns into a disaster?"

"I've seen the worst humanity has to offer."

"Sometimes I wonder if the world is worth saving."

"Every choice shapes our destiny."

"Order is the foundation of a good life."