1 - Aristotle
It is the mark of an educated mind to be able to entertain a thought without accepting it.
2 - A. Bartlett Giamatti
A liberal education is at the heart of a civil society, and at the heart of a liberal education is the act of teaching.
3 - Anatole France
An education isn't how much you have committed to memory, or even how much you know. It's being able to differentiate between what you know and what you don't.
4 - Maya Angelou
My mother said I must always be intolerant of ignorance but understanding of illiteracy. That some people, unable to go to school, were more educated and more intelligent than college professors.
5 - Oscar Wilde
Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.