Legal rules are not self-executing; they require human agency to be effective.
法律规则不是自我执行的;它们需要人的代理才能生效。
植物杂交实验需要最仔细的关注和极大的耐心。
最强大的企业是那些平衡利润与使命的公司。
Education begins the gentleman, but reading, good company, and reflection must finish him.