It is strange to be known so universally and yet to be so lonely.
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.
Once we accept our limits, we go beyond them.
Gravitation is not responsible for people falling in love.
You can't blame gravity for falling in love.
Common sense is the collection of prejudices acquired by age eighteen.
Confusion of goals and perfection of means seems, in my opinion, to characterize our age.
He who joyfully marches to music in rank and file has already earned my contempt. He has been given a large brain by mistake, since for him the spinal cord would suffice.
People love chopping wood. In this activity one immediately sees results.
The grand aim of all science is to cover the greatest number of empirical facts by logical deduction from the smallest number of hypotheses or axioms.
I think and think for months and years. Ninety-nine times, the conclusion is false. The hundredth time I am right.
The attempt to combine wisdom and power has only rarely been successful and then only for a short while.
No amount of experimentation can ever prove me right; a single experiment can prove me wrong.
I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones.
Sometimes one pays most for the things one gets for nothing.
Without deep reflection one knows from daily life that one exists for other people.
It is a miracle that curiosity survives formal education.
Intellectual growth should commence at birth and cease only at death.
I want to know all Gods thoughts; all the rest are just details.
If you are out to describe the truth, leave elegance to the tailor.
All these primary impulses, not easily described in words, are the springs of man's actions.
To the Master's honor all must turn, each in its track, without a sound, forever tracing Newton's ground.
In matters of truth and justice, there is no difference between large and small problems, for issues concerning the treatment of people are all the same.
Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.
A man should look for what is, and not for what he thinks should be.
I cannot imagine a God who rewards and punishes the objects of his creation and is but a reflection of human frailty.
The value of a man should be seen in what he gives and not in what he is able to receive.
We can't solve problems by using the same kind of thinking we used when we created them.
The high destiny of the individual is to serve rather than to rule.
Everything should be made as simple as possible, but not simpler.
Strive not to be a success, but rather to be of value.
A question that sometimes drives me hazy: am I or are the others crazy?
Only a life lived for others is a life worthwhile.
Education is what remains after one has forgotten what one has learned in school.
Anyone who has never made a mistake has never tried anything new.
Isn't it strange that I who have written only unpopular books should be such a popular fellow?