There are many things that go to make up an education, but there are just two things without which no man can ever hope to have an education and these two things are character and good manners.

This desire of knowledge and the wonder which it hopes to satisfy are the driving power behind all the changes that we, with careless, question-begging inference, call progress.

I divide the world into three Classes - The few who make things happen, the many who watch things happen, the overwhelming majority who have no notion of what happens.

The world is divided into three kinds of people: A very small group that makes things happen; a somewhat larger group that watches things happen; and a great multitude that never knows what has happened.

Time was invented by the Almighty God in order to give ideas a chance.

Optimism is essential to achievement and it is also the foundation of courage and true progress.

The more that one studies the history of the building of the American nation, the clearer it becomes that it may be justly described as a laboratory experiment in understanding and in solving the world problems of tomorrow.