The best that Gauss has given us was likewise an exclusive production. If he had not created his geometry of surfaces, which served Riemann as a basis, it is scarcely conceivable that anyone else would have discovered it. I do not hesitate to confess that to a certain extent a similar pleasure may be found by absorbing ourselves in questions of pure geometry.
A period may be defined as a portion of speech that has in itself a beginning and an end, being at the same time not too big to be taken in at a glance
The wisest and the best of men, nay, the wisest and best of their actions, may be rendered ridiculous by a person whose first object in life is a joke.
However difficult it may be to accept what happens to us, one must understand that moments such as this give us the possibility for radical change in our behavior.
The fun of talk is to explore, but much of it and all that is irresponsible should not be written. Once written you have to stand by it. You may have said it to see whether you believed it or not.