Who said "Reading is to the mind what exercise is to the body"?

This quote is attributed to Law, John.

Reading is to the mind what exercise is to the body - Law, John

"Reading is to the mind what exercise is to the body"

Law, John Education

Sociologist-Philosopher British Born 1954 (age 72)

"Money is the sinews of action"

"Knowledge is power"

"The love of money is the root of all evil"

"In the midst of winter, I found there was, within me, an invincible summer"

"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."