世界是一座监狱，其中单独监禁更可取。
The world is a prison in which solitary confinement is preferable.
成功是一段旅程，而非终点。继续前进。
The secret of change is to focus all of your energy not on fighting the old, but on building the new.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.