Everybody is a genius. But if you judge a fish by its ability to climb a tree it will live its whole life believing that it is stupid.

Some suggestions for you :

Logic will get you from a to b. Imagination will take you everywhere.

A man must learn to understand the motives of human beings, their illusions, and their sufferings in order to acquire a proper relationship to individual fellow-men and to the community.

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.

It is true that my parents were worried because I began to speak relatively late, so much so that they consulted a doctor. I can't say how old I was then, certainly not less than three.

It is better to believe than to disbelieve; in doing you bring everything to the realm of possibility.

Why 100? If I were wrong, one would have been enough.

The single most important decision any of us will ever make is whether or not to believe the universe is friendly.

It is my view that the vegetarian manner of living, by its purely physical effect on the human temperament, would most beneficially influence the lot of mankind.

It is the duty of every citizen according to his best capacities to give validity to his convictions in political affairs.

Don't listen to their words, fix your attention on their deeds.

The fanatical atheists are like slaves who are still feeling the weight of their chains which they have thrown off after hard struggle. They are creatures who—in their grudge against traditional religion as the "opium of the masses"—cannot hear the music of the spheres.

What counts can't always be counted; what can be counted doesn't always count.

In order to form an immaculate member of a flock of sheep one must above all be a sheep.

To punish me for my contempt for authority, fate made me an authority myself.