今天我们开采的石料必须留下让未来引以为豪的遗产。

光是建筑中最重要的材料。

The mind will ever be unstable that has only prejudices to rest on.

The beauty of computational complexity lies in its ability to classify problems based on their inherent difficulty.

I want to make a difference in the world.

我们必须听从科学——忽视它只会导致不可逆转的损害。