我了解到失败不是成功的对立面，而是成功的一部分。

沉默有时比语言更有力量。

Mental life is a series of experiments in adaptation.

在数学中，你不理解事物。你只是习惯了它们。

Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.