人们必须感受到自然界是重要且有价值的、美丽的、奇妙的、令人惊叹且愉悦的。

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.

我总是试图把自己推到极限，看看我能走多远。