The mathematician knows some things, no doubt, but not those things one usually wants to get from him.
Nonsense, seems to sum up everything.
Experience alone can decide on truth.
I was sitting in a chair in the patent office at Bern when all of a sudden a thought occurred to me: “If a person falls freely he will not feel his own weight.” I was startled. This simple thought made a deep impression on me. It impelled me toward a theory of gravitation.
It is my inner conviction that the development of science seeks in the main to satisfy the longing for pure knowledge.
If you want different results, do not do the same things.
I have come to know the mutability of all human relationships and have learned to insulate myself against both heat and cold so that a temperature balance is fairly well assured.
Human beings must have action; and they will make it if they cannot find it.
I do not believe in the God of theology who rewards good and punishes evil.
Most of the fundamental ideas of science are essentially simple, and may, as a rule, be expressed in a language comprehensible to everyone.
I came to America because of the great, great freedom which I heard existed in this country. I made a mistake in selecting America as a land of freedom, a mistake I cannot repair in the balance of my lifetime.
Education is not received. It is achieved.
It almost seems to me that man was not born to be a carnivore.
Never underestimate your own ignorance.
Life is sacred, that is to say, it is the supreme value, to which all other values are subordinate.
A man must learn to understand the motives of human beings, their illusions, and their sufferings.
The ability to portray people in still life and in motion requires the highest measure of intuition and talent.
Vegetarian food leaves a deep impression on our nature. If the whole world adopts vegetarianism, it can change the destiny of humankind.
How many people are trapped in their everyday habits: part numb, part frightened, part indifferent? To have a better life we must keep choosing how we are living.
Only the one who does not question is safe from making a mistake.