If people are good only because they fear punishment, and hope for reward, then we are a sorry lot indeed.
Before God we are all equally wise – and equally foolish.
Just because you believe in something does not mean that it is true.
Insanity: doing the same thing over and over again and expecting different results.
Pure mathematics is, in its way, the poetry of logical ideas.
The leader is one who, out of the clutter, brings simplicity… out of discord, harmony… and out of difficulty, opportunity.
The attempt to combine wisdom and power has only rarely been successful and then only for a short while.
Mozart’s music is so pure and beautiful that I see it as a reflection of the inner beauty of the universe.
Manager solves problems, leader prevents them.
My religion consists of a humble admiration of the illimitable superior spirit who reveals himself in the slight details we are able to perceive with our frail and feeble mind.
We cannot solve our problems with the same thinking we used when we created them.
In order to be an immaculate member of a flock of sheep, one must above all be a sheep oneself.
Gravitation is not responsible for people falling in love.