First ask yourself: What is the worst that can happen? Then prepare to accept it. Then proceed to improve on the worst.
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.
Above all things, respect yourself.
If you think in terms of a year, plant a seed; if in terms of ten years, plant trees; if in terms of 100 years, teach the people.
If you want a thing done well, do it yourself.
Change your thoughts and you change your world.
We are what we repeatedly do. Excellence, then, is not an act, but a habit.
I donít think we are going to become extinct. We are very clever and very resourceful.
Differences are not intended to separate, to alienate. We are different precisely in order to realize our need of one another.
Everything you want is out there waiting for you to ask. Everything you want also wants you. But you have to take action to get it.
I'm not telling you it's going to be easy - I'm telling you it's going to be worth it.
Listen to many, speak to a few.
Some people regard discipline as a chore. For me, it is a kind of order that sets me free to fly.
Never trust the advice of a man in difficulties.
Diligence is the mother of good fortune. And idleness, its opposite, never brought a man to the goal of any of his best wishes.
If you can't fly then run, if you can't run then walk, if you can't walk then crawl, but whatever you do you have to keep moving forward.
I am always doing what I cannot do yet, in order to learn how to do it.
When every physical and mental resource is focused, one's power to solve a problem multiplies tremendously.
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.
He was a dreamer, a thinker, a speculative philosopher... or, as his wife would have it, an idiot.
The limits of the possible can only be defined by going beyond them into the impossible.