Who said "Knowledge is the best investment you can make."?

This quote is attributed to Leslie Knope.

Knowledge is the best investment you can make. - Leslie Knope

"Knowledge is the best investment you can make."

Leslie Knope Education

"I have not slept in 37 hours. I have achieved so much."

"Treat yo' self."

"I'm not crying. I'm just sweating from my eyes."

"Everything is the worst thing that's ever happened."

"Education opens doors."

"Education opens doors to endless possibilities."

"I ain't got the education you got, bub."

"You can't put a price on history."