Morality is of the highest importance – but for us, not for God.
Most of the fundamental ideas of science are essentially simple, and may, as a rule, be expressed in a language comprehensible to everyone.
Most people say that is it is the intellect which makes a great scientist. They are wrong: it is character.
Logic will get you from A to B. Imagination will take you everywhere.
Look deep into nature, and then you will understand everything better.
Love is a better teacher than duty.
Make everything as simple as possible, but not simpler.
Learn from yesterday, live for today, hope for tomorrow. The important thing is not to stop questioning.
Let every man be respected as an individual and no man idolized.
Joy in looking and comprehending is nature’s most beautiful gift.
Knowledge of what is does not open the door directly to what should be.
It stands to the everlasting credit of science that by acting on the human mind it has overcome man’s insecurity before himself and before nature.
It was the experience of mystery – even if mixed with fear – that engendered religion.
It’s not that I’m so smart, it’s just that I stay with problems longer.
It is only to the individual that a soul is given.
It is strange to be known so universally and yet to be so lonely.
It is the supreme art of the teacher to awaken joy in creative expression and knowledge.
It should be possible to explain the laws of physics to a barmaid.
Isn’t it strange that I who have written only unpopular books should be such a popular fellow?
It gives me great pleasure indeed to see the stubbornness of an incorrigible nonconformist warmly acclaimed.
