生命太短暂，不要把时间浪费在无关紧要的事情上。
To be born again, first you must die.
我不是表演，我是奇观。
It is time to abandon the superstition that natural science cannot be logically respectable until philosophers solve the problem of induction.
The Liskov Substitution Principle is a fundamental concept in object-oriented programming, stating that objects of a superclass should be replaceable with objects of a subclass without affecting the correctness of the program.