Every character has a soul, and it's my job to bring it to life.

The only limits in life are the ones you make.

The true spirit of delight, the exaltation, the sense of being more than Man, which is the touchstone of the highest excellence, is to be found in mathematics as surely as in poetry.

You can’t do today’s job with yesterday’s methods and be in business tomorrow.

数学是上帝用来书写宇宙的语言。