Don't ever take a fence down until you know why it was put up.
I confess that in 1901 I said to my brother Orville that man would not fly for fifty years.
The best way to find yourself is to lose yourself in the service of others.
Don't hit at all if it is honorably possible to avoid hitting; but never hit soft!
We travel. Some of us forever. To seek other states, other lives, other souls.
Be yourself; everyone else is already taken.
Somewhere, something incredible is waiting to be known.
We are what we repeatedly do. Excellence, then, is not an act, but a habit.
Drink moderately, for drunkenness neither keeps a secret nor observes a promise.
March on. Do not tarry. To go forward is to move toward perfection. March on, and fear not the thorns, or the sharp stones on life's path.
The starting point of all achievement is desire. Keep this constantly in mind. Weak desires bring weak results, just as a small amount of fire makes a small amount of heat.
A man's work is nothing but this slow trek to rediscover, through the detours of art, those two or three great and simple images in whose presence his heart first opened.
It is only when the mind is free from the old that it meets everything anew, and in that there is joy.
Improvement makes strait roads, but the crooked roads without Improvement, are roads of Genius.
No leader can be too far ahead of his followers.
It always seems impossible until it's done.
You yourself, as much as anybody in the entire universe, deserve your love and affection.
Always do what you are afraid to do.
You need a little bit of insanity to do great things.
I don't care what people think or say about me, I know who I am.
I do not care so much what I am to others as I care what I am to myself.