The more determinedly I exist, as myself, within the conditions of the time, the more clearly I shall hear the language of the past, the nearer I shall feel the breath of the centuries.

The pursuit of mathematical knowledge is a never-ending adventure.

Success is not final, failure is not fatal: It is the courage to continue that counts.

人类的大脑是一台自欺欺人的机器；我们只看到我们想看到的。