It is a well-known experience that the only truly enjoyable and profitable way of studying mathematics is the method of "filling in details" by one's own efforts.

The community of mathematicians is similar to an imaginary community of musical composers whose only satisfaction is obtained by the interchange among themselves of the musical scores they compose.

Astronomy was the cradle of the natural sciences and the starting point of geometrical theories.

Wherever you are, you have to work for your living.

As the faculty of writing has chiefly been a masculine endowment the reproach of making the world miserable has always been thrown upon the women.

I think one of the very frightening things about the regime of the National Socialists is that it made people happy.

God is looking for those with whom He can do the impossible - what a pity that we plan only the things that we can do by ourselves.

I think everybody has the ability to fall in love with a man or with a woman or a white person or a black person or a Jewish person or a Protestant person or whatever.

You’re not an adult at all - you're just a tall child holding a beer, having conversations you don't understand...

There is a land of pure delight, Where saints immortal reign; Infinite day excludes the night, And pleasures banish pain.

One needs to have some sense of purpose. Next, you need to have a vision that grows out of that purpose.

Nothing in the Shastras, which is capable of being reasoned, can stand if it is in conflict with reason.

The only way to avoid cannon-shot is to fall down. No such way to be freed from temptation as to keep low.