Censorship is never over for those who have experienced it. It is a brand on the imagination that affects the individual who has suffered it, forever.

与人相处，不能任性，要了解人情；行事也不能固执，要明白事理。

The real challenge is not in solving the equations, but in understanding what the solutions mean.

Introspection is the only method by which the mind can be directly observed.

你的大脑不思考是因为我。