计算机科学中的挑战不仅仅是解决问题，而是找到正确的问题来解决。

The tears of the world are a constant quantity. For each one who begins to weep, somewhere else another stops. The same is true of the laugh.

技术将是减少我们碳足迹的重要推动者。

The most dangerous poison is the feeling of achievement. The antidote is to think every evening what can be done better tomorrow.