The world is a dangerous place to live, not because of the people who are evil, but because of the people who don't do anything about it.
Any fool can know. The point is to understand.
Peace cannot be kept by force it can only be achieved by understanding.
The man of science is a poor philosopher.
Force always attracts men of low morality.
Everything should be made as simple as possible ... but not simpler.
I think and think for months for years. Ninety-nine times the conclusion is false. The hundredth time I am right.
A true genius admits that he/she knows nothing.
Try not to become a man of success. Rather become a man of value.
The important thing is not to stop questioning. Curiosity has its own reason for existing.
There are only two ways to live your life. One is as though nothing is a miracle. The other is as though everything is a miracle.
The release of atomic energy has not created a new problem. It has merely made more urgent the necessity of solving an existing one.
Heroism on command, senseless violence, and all the loathsome nonsense that goes by the name of patriotism - how passionately I hate them!
The monotony and solitude of a quiet life stimulates the creative mind.
Great spirits have always encountered violent opposition from mediocre minds.
Our task must be to free ourselves by widening our circle of compassion to embrace all living creatures and the whole of nature and its beauty.
The single most important decision any of us will ever make is whether or not to believe the universe is friendly.
The framing of a problem is often far more essential than its solution
Only one who devotes himself to a cause with his whole strength and soul can be a true master. For this reason mastery demands all of a person.
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.