The biggest lesson I have learned is the stupendous importance of what we think. If I knew what you think, I would know what you are, for your thoughts make you what you are; by changing our thoughts, we can change our lives.

It was this desire for a feeling of importance that led an uneducated, poverty-stricken grocery clerk to study some law books he found in the bottom of a barrel of household plunder that he had bought for fifty cents. You have probably heard of this grocery clerk. His name was Lincoln.

Monotony reveals our limitations.

We all have possibilities we don't know about. We can do things we don't even dream we can do. It's only when necessity faces us that we rise to the occasion and actually do the things that hitherto have seemed impossible.

All men have fears, but the brave put down their fears and go forward, sometimes to death, but always to victory.

The essence of all art is to have pleasure in giving pleasure.

Listen first. Give your opponents a chance to talk. Let them finish. Do not resist, defend or debate. This only raises barriers. Try to build bridges of understanding.