"Memory can make a thing seem to have been much more than it was."

你的自我价值由你自己决定。你不必依赖别人告诉你你是谁。

It does not take much strength to do things,but it requires great strength to decide on what to do.

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.