The only way to get to the top is to climb the mountain, not to wait for the elevator.
到达顶峰的唯 一方法是攀登高山，而不是等待电梯。
The Liskov Substitution Principle is a fundamental concept in object-oriented programming, ensuring that derived classes can be used in place of their base classes without altering the correctness of the program.
未来属于那些能够平衡经济增长与环境保护的人。
In the quest for understanding, failure is not the opposite of success; it is a stepping stone to it.