My stomach is a knot of sorrow and anger, but I keep smiling.

科学的进步依赖于新技术、新发现和新思想，可能按这个顺序。

Leadership is not about being in charge. It's about taking care of those in your charge.

To live is to be marked. To live is to change, to acquire the words of a story, and that is the only celebration we mortals really know.

You can't use up creativity. The more you use, the more you have.

革命是被压迫和被剥削者的节日。