无产阶级是普遍的阶级，他们的根本锁链是可以破裂的阶级。
The proletariat is the universal class, the class whose radical chains are capable of bursting asunder.
文字和图画之间的空间正是魔法发生的地方。
History is the shadow cast by the present.
记忆是我们必须珍惜和保存的宝藏。
Engineering is about solving problems, not just making things look pretty.