You must never be fearful about what you are doing when it is right.
Imagination will often carry us to worlds that never were, but without it we go nowhere.
You see things; you say, 'Why?' But I dream things that never were; and I say 'Why not?
Don't hit at all if it is honorably possible to avoid hitting; but never hit soft!
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.
Truth is like the sun. You can shut it out for a time, but it ain't goin' away.
Lend yourself to others, but give yourself to yourself.
The power for creating a better future is contained in the present moment: You create a good future by creating a good present.
The one excellent thing that can be learned from a lion is that whatever a man intends doing should be done by him with a whole-hearted and strenuous effort.
I wouldn't say I was the best manager in the business. But I was in the top one.
Some people don't like change, but you need to embrace change if the alternative is disaster.
The world is the great gymnasium where we come to make ourselves strong.
I am always doing that which I can not do, in order that I may learn how to do it.
What lies behind us and what lies before us are tiny matters compared to what lies within us.
You shape your own destiny.
So early in my life, I had learned that if you want something, you had better make some noise.
To go too far is as bad as to fall short.
I work hard, and I do good, and I'm going to enjoy myself. I'm not going to let you restrict me.
When all is said and done, more is said than done.
No one is free who has not obtained the empire of himself. No man is free who cannot command himself.
Never look back unless you are planning to go that way.