Who said "Money is a means to an end, not an end in itself."?

This quote is attributed to Dr. Emmett Brown.

Money is a means to an end, not an end in itself. - Dr. Emmett Brown

"Money is a means to an end, not an end in itself."

Dr. Emmett Brown Money

"Great Scott!"

"This is heavy."

"There's that word again, 'heavy.' Is there something wrong with the Earth's gravitational pull?"

"If my calculations are correct, when this baby hits 88 miles per hour, you're gonna see some serious shit."

"Money is important, but it's not everything"

"Money doesn't buy happiness, but it buys things that make you forget you're unhappy."

"Money isn't everything."

"Money is meaningless without purpose."