"The past is a shadow that follows us, but it is also the light that guides us forward."
过去是跟随我们的影子，但也是指引我们前进的光。
In matters of style, swim with the current; in matters of principle, stand like a rock.
当涉及人类尊严时，我们不能妥协。
A writer must be a witness to his or her time, must bear witness to the injustices and the sufferings of the world.
The best way to learn mathematics is to do mathematics.
