Youth doesn't take advice.

Your worth consists in what you are and not in what you have.

The very first thing an executive must have is a fine memory. Of course it does not follow that a man with a fine memory is necessarily a fine executive. But if he has the memory he has the first qualification, and if he has not the memory nothing else matters.

I believe that the science of chemistry alone almost proves the existence of an intelligent creator.

I never once failed at making a light bulb. I just found out 99 ways not to make one.

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.

My mother was the making of me.