No one will protect what they don't care about, and no one will care about what they have never experienced.
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.
The future belongs to those who prepare for it today.
La nuit est un conseiller plus fidèle que le jour.
Beliefs have the power to create and the power to destroy.
Mathematics is the art of giving the same name to different things.
预测未来的最好方法就是去创造它。
最大的恐惧不是死亡,而是生活。