Who said "The only constant in the universe is entropy. And me."?

This quote is attributed to Rick Sanchez.

The only constant in the universe is entropy. And me. - Rick Sanchez

"The only constant in the universe is entropy. And me."

Rick Sanchez Science

"I'm the smartest person in the universe. I invented my own science."

"Wubba lubba dub dub! That's my catchphrase for existential pain."

"Nobody exists on purpose. Nobody belongs anywhere. Everybody's gonna die."

"Your boos mean nothing, I've seen what makes you cheer."

"Science helps us understand the world."

"I've witnessed the birth of science, and it continues to amaze me."

"I'm something of a scientist myself."

"The fusion process is self-sustaining now!"