The injurious agent in cigarettes comes principally from the burning paper wrapper. The substance thereby formed is called "acrolein." It has a violent action on the nerve centers, producing degeneration of the cells of the brain, which is quite rapid among boys. Unlike most narcotics, this degeneration is permanent and uncontrollable. I employ no person who smokes cigarettes.

Of the 200 light bulbs that didn't work, every failure told me something that I was able to incorporate into the next attempt.

I am a vegetarian as well as a passionate anti-alcoholic, because I can thus make better use of my brain.

Sticking to it is the genius.

From his neck down a man is worth a couple of dollars a day, from his neck up he is worth anything that his brain can produce.

Work while others are wishing.

Because ideas have to be original only with regard to their adaptation to the problem at hand, I am always extremely interested in how others have used used them.