The concept of NP-completeness has provided a powerful tool for understanding the complexity of problems.

Quality is the lifeline of an enterprise. Without quality, there is no future.

The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'

The mind is what the brain does.

Life is a constant struggle between being an individual and being a member of the community.

If you don't give up, you still have a chance. Giving up is the greatest failure.

The power of the human spirit is limitless.

真相如太阳，无法永远隐藏。

In the field of diplomacy, there are no absolute victories, only relative victories.