Some people don't like change, but you need to embrace change if the alternative is disaster.
Don't ever take a fence down until you know why it was put up.
If we want a free and peaceful world, if we want to make the deserts bloom and man grow to greater dignity as a human being-we can do it.
Don't find fault, find a remedy; anybody can complain
There are only 3 colors, 10 digits, and 7 notes; its what we do with them that's important.
To give pleasure to a single heart by a single act is better than a thousand heads bowing in prayer.
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.
I don't think necessity is the mother of invention. Invention ... arises directly from idleness, possibly also from laziness. To save oneself trouble.
I will never be by violence constrained to do anything.
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.
One man with courage is a majority.
To myself I am only a child playing on the beach, while vast oceans of truth lie undiscovered before me.
All wealth is the product of labor.
Stand up to your obstacles and do something about them. You will find that they haven't half the strength you think they have.
Keep your eyes on the stars, and your feet on the ground.
If you can't feed a hundred people, then just feed one.
Some people feel the rain. Others just get wet.
Insanity is doing the same thing over and over again and expecting different results.
I discover myself on the verge of a usual mistake.
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.
Life is entrusted to man as a treasure which must not be squandered, as a talent which must be used well.