To understand the universe, you must understand the language in which it is written, and that language is mathematics.
可持续性不是一种选择;而是我们对地球和未来奶农的义务。
Legal rules are not merely commands backed by threats; they are also rules that confer powers and create obligations.
过去从未死去。它甚至还没有过去。
我不想成为名人。我想成为记忆。