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

The relation between parents and children is essentially based on teaching.

A very wise old teacher once said: I consider a day's teaching wasted if we do not all have one hearty laugh.

I believe that much of the maladjustment in our societies is caused, not by malevolence and corruption, but simply by ignorance.

History is a strange experience. The world is quite small now; but history is large and deep. Sometimes you can go much farther by sitting in your own home and reading a book of history, than by getting onto a ship or an airplane and traveling a thousand miles.

Like all great teachers he knew that a picture is worth a thousand words and that people learn most quickly by doing something or seeing something done.

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.