The Professor never really seemed to care whether we figured out the right answer to a problem. He preferred our wild, desperate guesses to silence, and he was even more delighted when those guesses led to new problems that took us beyond the original one. He had a special feeling for what he called the "correct miscalculation," for he believed that mistakes were often as revealing as the right answers.

As I headed down the library steps, I turned back to look. The mathematics stacks were as silent and empty as ever. Apparently no one suspected the riches hidden there.

Math has proven the existence of God, because it is absolute and without contradiction; but the devil must exist as well, because we cannot prove it

Eternal truths are ultimately invisible, and you won't find them in material things or natural phenomena, or even in human emotions. Mathematics, however, can illuminate them, can give them expression - in fact, nothing can prevent it from doing so.