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.
Who is it that I aspire to be? That is the question that we should be asking ourselves all the time.
La literatura es un espejo de la sociedad, refleja sus luces y sus sombras.
"A book is a friend that never lets you down."
我爱您是不可以数量计算的。
写作就是生活，生活就是写作。
Passion is universal humanity. Without it religion, history, romance and art would be useless.