过去总是紧张的，未来是完美的。

在数学中，提出问题的艺术必须比解决问题更有价值。

Sustainability isn't just a buzzword; it's a responsibility we owe to future generations.

跨学科合作是最激动人心的突破发生的地方。

"One must be an inventor to read well. There is then creative reading as well as creative writing."