It's what you learn after you know it all that counts.
A goal is not always meant to be reached, it often serves simply as something to aim at.
You are never too old to become younger!
The fact that the great scientist believed in flying machines was the one thing that encouraged us to begin our studies.
Trust in dreams, for in them is hidden the gate to eternity.
Every problem is a gift - without problems we would not grow.
No leader can be too far ahead of his followers.
If I find 10,000 ways something won't work, I haven't failed. I am not discouraged, because every wrong attempt discarded is another step forward.
I'll try anything once, twice if I like it, three times to make sure.
Things may come to those who wait but only the things left by those who hustle.
A sudden dart when a little over a hundred feet from the end of the track, or a little over 120 feet from the point at which it rose into the air, ended the flight.
The three things that are most essential to achievement are common sense, hard work and stick-to-it-iv-nes
We need never be ashamed of our tears.
It is better to light one small candle than to curse the darkness.
When you arise in the morning think of what a privilege it is to be alive, to think, to enjoy, to love ...
Don't ever take a fence down until you know why it was put up.
Believe you can and you're halfway there.
I would prefer even to fail with honor than win by cheating.
If the little bit you have is nothing special in itself, at least find a way of saying it that is a little bit special.
If you enter this world knowing you are loved and you leave this world knowing the same, then everything that happens in between can be dealt with.
Be more concerned with your character than your reputation, because your character is what you really are, while your reputation is merely what others think you are.