The search for truth implies a duty. One must not conceal any part of what one has recognized to be true.
No amount of experimentation can ever prove me right; a single experiment can prove me wrong.
If you are out to describe the truth, leave elegance to the tailor.
A fellow who does things that count, doesn’t usually stop to count them.
I think that only daring speculation can lead us further and not accumulation of facts.
Science is a wonderful thing if one does not have to earn one’s living at it.
Science without religion is lame, religion without science is blind.
Things should be made as simple as possible, but not any simpler.
The physicist’s greatest tool is his waste basket.
I cannot conceive of a God who rewards and punishes his sic creatures, or has a will of the type of which we are conscious ourselves.
As far as the laws of mathematics refer to reality, they are not certain, and as far as they are certain, they do not refer to reality.
Reality is merely an illusion, albeit a very persistent one.
Common sense is the collection of prejudices acquired by age eighteen.
The superior reasoning power…revealed in the incomprehensible universe, forms my idea of God.
Heroism on command, senseless violence, and all the loathsome nonsense that goes by the name of patriotism – how passionately I hate them!