If you treat an individual as he is, he will remain how he is. But if you treat him as if he were what he ought to be and could be, he will become what he ought to be and could be

Self-confidence is the first requisite to great undertakings.

Insanity is doing the same thing over and over again and expecting different results.

The past cannot be changed. The future is yet in your power.

It's always too early to quit.

Waste no more time arguing about what a good man should be. Be one.

All thinking men are atheists.

I am as bad as the worst, but, thank God, I am as good as the best.

When I give, I give myself.

Gratitude is an illness suffered by dogs.

To be yourself in a world that is constantly trying to make you something else is the greatest accomplishment.

To be a great champion you must believe you are the best. If youre not, pretend you are.

If the only tool you have is a hammer, you tend to see every problem as a nail.

As long as I'm in great shape, nobody beats me, for sure.

Every problem has in it the seeds of its own solution. If you don't have any problems, you don't get any seeds.

Never look back unless you are planning to go that way.

The fact that the great scientist believed in flying machines was the one thing that encouraged us to begin our studies.

For every man there exists a bait which he cannot resist swallowing.

Know thyself.

Instead of worrying about what people say of you, why not spend time trying to accomplish something they will admire

Our lives begin to end the day we become silent about things that matter.