We think in generalities, but we live in detail.

Education with inert ideas is not only useless; it is above all things harmful.

From the moment of birth we are immersed in action, and can only fitfully guide it by taking thought.

I would be a billionaire if I was looking to be a selfish boss. That's not me.

Education should turn out the pupil with something he knows well and something he can do well.

How the past perishes is how the future becomes.

Imagination is not to be divorced from the facts. It is a way of illuminating the facts.