There are no hard distinctions between what is real and what is unreal, nor between what is true and what is false.
在真实与不真实之间,在真实与虚假之间,并没有严格的界限。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
我最大的幸福就是做自己喜欢的事。
The Internet is a tool for communication, but it also requires us to be good listeners.