The quality of an organization's dedication determines the quality of its service.
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.
译文：祖国沉沦每个人都有责任，我在天涯漂泊没有家。
合作是关键。没有任何一家公司或国家能够单独解决能源和气候挑战。
我们越是了解非人类动物的真实本性，尤其是那些拥有复杂大脑和相应复杂社会行为的动物，就越会对它们在为人类服务中的使用产生伦理上的担忧——无论是在娱乐、作为“宠物”、用于食物、在实验室中，还是我们施加给它们的任何其他用途。
No great artist ever sees things as they really are ,If he did he would cease to be a artist.