We are never as happy or as unhappy as we imagine.
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.
我们应当把这种儿童的神秘的力量当作某种神圣的东西。因为个人未来的个性正是在这个创造性的时期被确定下来了。
心灵是一个过程复合体,而非实体。