在数学中，提出问题的艺术必须比解决问题更有价值。

最危险的事情就是自以为知道自己在做什么。

Technology alone won't save our seas; it takes commitment from every stakeholder.

The true value of education is not just in the accumulation of facts, but in the training of the mind to think critically and creatively.

写作是我对抗遗忘的方式。

过去充满了声音——我们只需要倾听。

数学是理性的音乐。

"The past is what you remember, imagine you remember, convince yourself you remember, or pretend to remember."

常识是世界上最广泛共享的商品，因为每个人都确信自己拥有足够的常识。