Who said "The greatest teacher is often the one we least expect."?

This quote is attributed to Marianne Moore.

The greatest teacher is often the one we least expect. - Marianne Moore

"The greatest teacher is often the one we least expect."

Marianne Moore Education

Poet American 1887–1972

"I like a long dress on a woman, I do not like to see a woman look like a man."

"The mind is an enchanting thing."

"Omit needless words."

"If you wish an interesting essay read all that the other side has to say."

"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."