“Teaching Ramanujan was like writing on a blackboard covered with excerpts from a more interesting lecture.”

“When I was teaching children I began every day writing this on the blackboard: "Do to others what you would like them to do to you", telling them how much better the world would be if everybody lived by this rule.”

“People have now a-days, (said he,) got a strange opinion that every thing should be taught by lectures. Now, I cannot see that lectures can do so much good as reading the books from which the lectures are taken. I know nothing that can be best taught by lectures, except where experiments are to be shewn. You may teach chymistry by lectures.—You might teach making of shoes by lectures!”

“I like music that's more offensive. I like it to sound like nails on a blackboard, get me wild.”

“Education is the sum of what students teach each other between lectures and seminars.”

“I teach the way that I wish I was taught. The lectures are coming from me, an actual human being who is fascinated by the world around him.—Salman Khan”