人为什么想要只狗,我想是为了安全。当你知道这个世界上至少还有一个生物在爱着你,这会让你感到安全。
A good mathematician is always ready to generalize.
I'm a person who likes to be in the front.
那些不行动的人,不会注意到他们的枷锁。
The most profound truths are often the simplest.