The aim of those who try to control thought is always the same. They find one single explanation of the world, one system of thought and action that will (they believe) cover everything; and then they try to impose that on all thinking people.

These are not books, lumps of lifeless paper, but minds alive on the shelves. From each of them goes out its own voice... and just as the touch of a button on our set will fill the room with music, so by taking down one of these volumes and opening it, one can call into range the voice of a man far distant in time and space, and hear him speaking to us, mind to mind, heart to heart.

The chief aim of education is to show you, after you make a livelihood, how to enjoy living; and you can live longest and best and most rewardingly by attaining and preserving the happiness of learning.

Wherever there are beginners and experts, old and young, there is some kind of learning going on, some kind of teaching. We are all pupils and we are all teachers.

What is politics but persuading the public to vote for this and support that and endure these for the promise of those?

Know the subject; love the subject; like your students; know your students.

The young do not demand omniscience. They know it is unattainable. They do demand sincerity.