But there is only one thing which gathers people into seditious commotion， and that is oppression.
唯有一件事可使人们集体陷入煽动性的骚乱，那即是压迫。
Liberty is the only thing worth fighting for.
我们飞得越高，对于那些不能飞翔的人，我们就显得越小。
The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them.
数学是为不同事物赋予相同名称的艺术。
不过话得说回来，没有一桩事是容易的。
正是在我们最黑暗的时刻，我们必须集中精力看到光明。
