"To write is to remember, but to remember is also to forget."

"Science is not only a disciple of reason but, also, one of romance and passion."

Before becoming oneself, one must break the old molds.

法律规范的有效性不取决于其内容，而取决于其产生的方式。

解释：药物之间有阴阳、子母、兄弟等配对关系，说明药物配伍的原理。