"You know that I write slowly. This is chiefly because I am never satisfied until I have said as much..." — Carl Friedrich Gauss

When I have clarified and exhausted a subject, then I turn away from it, in order to go into darkness again.

To such idle talk it might further be added: that whenever a certain exclusive occupation is coupled with specific shortcomings, it is likewise almost certainly divorced from certain other shortcomings.

Life stands before me like an eternal spring with new and brilliant clothes.

The problem of distinguishing prime numbers from composite numbers and of resolving the latter into their prime factors is known to be one of the most important and useful in arithmetic.