现在是过去的卷起以行动，过去是现在的展开以理解。
I don't have any sense of myself except as an actor.
The joy of discovery is not in the recognition but in the knowledge that you’ve contributed something meaningful.
The writer’s mission is to be a witness to his time, to speak for those who cannot speak.
实现明天的唯一限制是我们今天的疑虑。
Every mathematical problem has a solution; it just takes time and effort to find it.