Patience is bitter, but its fruit is sweet.
Only those are fit to live who do not fear to die; and none are fit to die who have shrunk from the joy of life and the duty of life. Both life and death are parts of the same Great Adventure.
Never tell all you know-not even to the person you know best.
Be happy, but never satisfied.
My advice to other disabled people would be, concentrate on things your disability doesn't prevent you doing well, and don't regret the things it interferes with. Don't be disabled in spirit as well as physically.
When all is said and done, more is said than done.
You'll never do a whole lot unless you're brave enough to try.
Go then if you must, but remember, no matter how foolish your deeds, those who love you will love you still.
The expectations of life depend upon diligence; the mechanic that would perfect his work must first sharpen his tools.
A hero is no braver than an ordinary man, but he is brave five minutes longer.
I'd rather be hated for who I am, than loved for who I am not.
Change the way you look at things and the things you look at change.
Duty does not require any person to submit to the destruction of his personal ambitions and the right to live his own life in his own way.
The fact that the great scientist believed in flying machines was the one thing that encouraged us to begin our studies.
The starting point of all achievement is desire.
You can chain me, you can torture me, you can even destroy this body, but you will never imprison my mind.
I'm sorry I wrote you such a long letter; I didn't have time to write a short one.
My heroes are the ones who survived doing it wrong, who made mistakes, but recovered from them.
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.
I invented my life by taking for granted that everything I did not like would have an opposite, which I would like.
I confess that in 1901 I said to my brother Orville that man would not fly for fifty years.