除非不再尝试，否则就没有失败。

友谊是人生最珍贵的财富。

Prolonged contact with the computer turns mathematicians into clerks and vice versa.

Sustainability isn't a cost center; it's the future of our industry.

In the end, we will remember not the words of our enemies, but the silence of our friends.

光是关键。没有光，就没有图像。