If you're not moving forward, you're falling behind.

Critical comments by students should be taken in a friendly spirit， accumulation of material should not stifle the student’s independence.

I always try to buy stocks at a discount to their intrinsic value.

我跑步的原因是为了定义生活。

The metropolis exacts from man as a discriminating creature a different amount of consciousness than does rural life.

In the realm of quantum materials, the concept of topology provides a powerful lens through which we can understand and predict new phases of matter.