If you think you can do a thing or think you can't do a thing, you're right.

None of our men are 'experts.' We have most unfortunately found it necessary to get rid of a man as soon as he thinks himself an expert because no one ever considers himself expert if he really knows his job... Thinking always ahead, thinking always of trying to do more, brings a state of mind in which nothing is impossible.

It is well enough that people of the nation do not understand our banking and monetary system, for if they did, I believe there would be a revolution before tomorrow morning.

Thinking is hard work, which is why so few people do it.

Don't expect people to respect you for what you are "planning" to do.

The cure for materialism is to have enough for everybody and to share. When people are sure of having what they need they cease to think about it.

I could use a hundred people who don't know there is such a word as impossible.