Who said "I try to be better than I was yesterday."?

This quote is attributed to Lutz.

I try to be better than I was yesterday. - Lutz

"I try to be better than I was yesterday."

Lutz

"I'm not a nerd. I'm scientifically gifted."

"Sometimes you just gotta do what makes you happy, even if it's weird."

"Life's too short to worry about what other people think."

"I believe in the power of science and reason."