You gain strength, courage and confidence by every experience in which you really stop to look fear in the face.... You must do the thing you think you cannot do.

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 them...

The successful leader must plan his work and work his plan.

You can observe a lot just by watching.

If you aspire to the highest place, it is no disgrace to stop at the second, or even the third, place.

If it's me against 48, I feel sorry for the 48.

You don't have to be great to start, but you have to start to be great

Practice does not make perfect. Perfect practice makes perfect.

Without a humble but reasonable confidence in your own powers you cannot be successful or happy.

Obstacles are those frightful things you see when you take your eyes off your goals.

Earning happiness means doing good and working, not speculating and being lazy. Laziness may look inviting, but only work gives you true satisfaction.

Don't spend time beating on a wall, hoping to transform it into a door.

There is but one dependable method of accumulating and legally holding riches, and that is by rendering useful service.

Leadership and learning are indispensable to each other.

By failing to prepare, you are preparing to fail.

Thinking is the hardest work there is, which is probably the reason so few engage in it.

Make the lie big, make it simple, keep saying it, and eventually they will believe it

The secret of success in life is for a man to be ready for his opportunity when it comes.

When you know what you want, and want it bad enough, you will find a way to get it.

Whosoever desires constant success must change his conduct with the times.

Success is having a flair for the thing that you are doing, knowing that is not enough, that you have got to have hard work and a sense of purpose.