The fact that the great scientist believed in flying machines was the one thing that encouraged us to begin our studies.
Always do what is right. It will gratify half of mankind and astound the other.
All the darkness in the world cannot extinguish the light of a single candle.
When written in Chinese, the word 'crisis' is composed of two characters. One represents danger, the other opportunity.
The more you lose yourself in something bigger than yourself, the more energy you will have.
It's what you learn after you know it all that counts.
If you treat an individual as he is, he will remain how he is. But if you treat him as if he were what he ought to be and could be, he will become what he ought to be and could be
All wealth is the product of labor.
Change will not come if we wait for some other person, or if we wait for some other time. We are the ones we've been waiting for. We are the change that we seek.
The biggest adventure you can ever take is to live the life of your dreams.
Freedom and independence form my character.
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.
My optimism wears heavy boots and is loud.
To be a great champion you must believe you are the best. If youre not, pretend you are.
When all is said and done, more is said than done.
The great secret of true success, of true happiness, is this: the man or woman who asks for no return, the perfectly unselfish person, is the most successful.
When we see men of a contrary character, we should turn inwards and examine ourselves.
No great discovery was ever made without a bold guess.
Accept whatever comes to you woven in the pattern of your destiny, for what could more aptly fit your needs?
You'll never do a whole lot unless you're brave enough to try.
It's the possibility of having a dream come true that makes life interesting.