The Lisp language is designed to be extensible, and it is easy to add new features to it.
我不害怕死亡。我唯一害怕的是转世回来。
能源的未来不是要在化石燃料和可再生能源之间做出选择,而是要在确保可靠性、可负担性和可持续性之间找到正确的平衡。
The idea is to make something that looks like something else.