我不需要理由去无畏。
Leadership means having the courage to make tough decisions and the humility to learn from mistakes.
领导力意味着有勇气做出艰难的决定，并有谦逊之心从错误中学习。
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.