When down in the mouth, remember Jonah. He came out all right.

A teacher sent the following note home with a six-year-old boy 'He is too stupid to learn.' That boy was Thomas A. Edison.

I have not failed. I've just found 10,000 ways that won't work.

I was always afraid of things that worked the first time. Long experience proved that there were great drawbacks found generally before they could be got commercial; but here was something there was no doubt of.

Anything that won't sell, I don't want to invent. Its sale is proof of utility, and utility is success.

What is a college? An institute of learning. What is a business? An institute of learning. Life, itself, is an institute of learning.

Education isn't play--and it can't be made to look like play. It is hard, hard work. But it can be made interesting work.