I'd rather be an optimist and a fool than a pessimist and right.
Be the change that you wish to see in the world.
The limits of the possible can only be defined by going beyond them into the impossible.
After all is said and done, more is said than done.
Do not let it be your aim to be something, but to be someone.
We cannot direct the wind, but we can adjust the sails.
The desire to reach for the stars is ambitious. The desire to reach hearts is wise.
I can be changed by what happens to me. But I refuse to be reduced by it.
Don't fear failure. Not failure, but low aim, is the crime. In great attempts it is glorious even to fail.
For every man there exists a bait which he cannot resist swallowing.
We were a family who had come from nothing and now we had respect from French people of all sorts.
Believe you can and you're halfway there.
The greatest accomplishment is not in never falling, but in rising again after you fall.
You'll never do a whole lot unless you're brave enough to try.
The man with no imagination has no wings.
The secret to creativity is knowing how to hide your sources.
The fact that the great scientist believed in flying machines was the one thing that encouraged us to begin our studies.
You must never be fearful about what you are doing when it is right.
Victory is for those who can say 'Victory is mine'. Success is for those who can begin saying 'I will succeed' and say 'I have succeeded' in the end.
Wealth is not about having a lot of money; it's about having a lot of options.
If you can't you must, and if you must you can.