Insanity is doing the same thing over and over again and expecting different results.
Don't ever take a fence down until you know why it was put up.
I'm sorry I wrote you such a long letter; I didn't have time to write a short one.
People often say that motivation doesn't last. Well, neither does bathing - that's why we recommend it daily.
You'll never do a whole lot unless you're brave enough to try.
When everything seems to be going against you, remember that the airplane takes off against the wind, not with it ....
The fishermen know that the sea is dangerous and the storm terrible, but they have never found these dangers sufficient reason for remaining ashore.
Wealth is not about having a lot of money; it's about having a lot of options.
You can chain me, you can torture me, you can even destroy this body, but you will never imprison my mind.
A long apprenticeship is the most logical way to success. The only alternative is overnight stardom, but I can't give you a formula for that.
Identify your problems but give your power and energy to solutions
If you can dream it, you can do it. Always remember that this whole thing was started with a dream and a mouse.
Become a possibilitarian. No matter how dark things seem to be or actually are, raise your sights and see possibilities -- always see them, for they're always there.
To see me does not necessarily mean to see my face. To understand my thoughts is to have seen me.
I believe that if you show people the problems and you show them the solutions they will be moved to act.
Imagination is everything. It is the preview of life's coming attractions.
Somewhere, something incredible is waiting to be known.
The three things that are most essential to achievement are common sense, hard work and stick-to-it-iv-nes
Keep away from people who try to belittle your ambitions. Small people always do that, but the really great make you feel that you, too, can become great.
Keep your face always toward the sunshine - and shadows will fall behind you.
The greatest sin is to think yourself weak