在数学中，提出问题的艺术必须比解决问题更有价值。

Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.

科学是理解世界，而工程是改变世界。

The true cost of seafood must include the cost of preserving our oceans.

The function of socialism is to raise suffering to a higher level.

爱之深，责之切。