If you want creative workers, give them enough time to play.

Don't hit at all if it is honorably possible to avoid hitting; but never hit soft!

Every problem is a gift - without problems we would not grow.

Be happy, but never satisfied.

I am always doing that which I can not do, in order that I may learn how to do it.

The secret of genius is to carry the spirit of the child into old age, which means never losing your enthusiasm.

Once you learn to quit, it becomes a habit.

A Penny Saved is a Penny Earned

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

Never tell all you know-not even to the person you know best.

There is no passion to be found playing small - in settling for a life that is less than the one you are capable of living.

They deem me mad because I will not sell my days for gold; and I deem them mad because they think my days have a price.

Gratitude is an illness suffered by dogs.

You'll never get ahead of anyone as long as you try to get even with him.

If you can dream it, you can do it. Always remember that this whole thing was started with a dream and a mouse.

Imperfection is beauty, madness is genius and it's better to be absolutely ridiculous than absolutely boring.

Courage isn't having the strength to go on - it is going on when you don't have strength.

If you put off everything till you're sure of it, you'll never get anything done.

The time is always right to do the right thing

You can chain me, you can torture me, you can even destroy this body, but you will never imprison my mind.

I confess that in 1901 I said to my brother Orville that man would not fly for fifty years.