Educator Quotes and aphorisms about prepare Sal Khan ,, Our mission at Khan Academy is a free, world-class education for anyone, anywhere, and college read... Paul Farmer ,, If any country was a mine-shaft canary for the reintroduction of cholera, it was Haiti - and we kne... Freeman A. Hrabowski III Robert M. Hutchins Lawrence Kohlberg Jacques Barzun Lucy Maud Montgomery Peter Kreeft Sal Khan Maryanne Wolf