每一个实验都会破坏通过先前实验获得的关于系统的某些知识。

追求平等既需要个人的勇气，也需要集体的行动。

The only way to make sense out of change is to plunge into it, move with it, and join the dance.

Mathematics is the foundation upon which we build our understanding of the world, and it is through this understanding that we can solve the most complex problems.

The world may be mean, but people don’t have to be, not if they refuse.