Integrity is non-negotiable in business.

"Nature never did betray the heart that loved her."

知识是宇宙中最宝贵的资源。

如果你没有失败，说明你不够努力。

"Identity is not fixed; it is fluid and constantly evolving."

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.