God does not play dice.
The measure of intelligence is the ability to change.
Nothing truly valuable can be achieved except by the unselfish cooperation of many individuals.
Everything must be made as simple as possible. But not simpler.
Possessions, outward success, publicity, luxury - to me these have always been contemptible. I believe that a simple and unassuming manner of life is best for everyone, best for both the body and the...
We owe a lot to the Indians, who taught us how to count, without which no worthwhile scientific discovery could have been made.
Reading, after a certain age, diverts the mind too much from its creative pursuits. Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.
During the youthful period of mankind's spiritual evolution human fantasy created gods in man's own image, who, by the operations of their will were supposed to determine, or at any rate to influence,...
The important thing is not to stop questioning. Curiosity has its own reason for existence. One cannot help but be in awe when he contemplates the mysteries of eternity, of life, of the marvelous stru...
For us physicists believe the separation between past, present, and future is only an illusion, although a convincing one.
It is a special blessing to belong among those who can and may devote their best energies to the contemplation and exploration of objective and timeless things. How happy and grateful I am for having...
Few people are capable of expressing with equanimity opinions which differ from the prejudices of their social enviroment. Most people are incapable of forming such opinions.", 1953)
I believe in intuitions and inspirations...I sometimes FEEL that I am right. I do not KNOW that I am.
Strive not to be a success, but rather to be of value.
We should take care not to make the intellect our god it has, of course, powerful muscles, but no personality.
The mystical trend of our time, which shows itself particularly in the rampant growth of the so-called Theosophy and Spiritualism, is for me no more than a symptom of weakness and confusion. Since our...
Nothing happens until something moves.
I have little patience with scientists who take a board of wood, look for its thinnest part, and drill a great number of holes where drilling is easy.
If you are out to describe the truth, leave elegance to the tailor.
If A is a success in life, then A equals x plus y plus z. Work is x; y is play; and z is keeping your mouth shut