We are not born for ourselves.

The challenge with hepatitis C was not just to find the virus, but to understand how it evades the immune system.

贪心不知足易招侮辱，不如节俭而守廉洁之气。求取功名而冒犯节义，不如节俭而成全节义。巧取豪夺而致积怨，不如节俭而养心性。放纵自己满足欲望，不如节俭而安定性情。

The highest manifestation of life consists in this: that a being governs its own actions. A thing which is always subject to the direction of another is somewhat of a dead thing.

哲学是迫使我们面对最想回避问题的学科。

计算机科学中最强大的工具不是计算机本身，而是人类的思维。