次要规则是那些规定主要规则的创建、修改和废止的规则。
The secondary rules are those that provide for the creation, alteration, and extinction of primary rules.
迈向未知的每一步，都是理解世界和理解自己的一步。
哦，四月来了，真想回到英格兰。
Hold yourself responsible for a higher standard than anybody else expects of you. Never excuse yourself.