诸药皆宜新，惟艾宜陈。
解释：大部分药材都以新鲜为好，但艾草却以陈年的为佳，体现了药材使用的特殊性。
You know, in the Middle Ages, in England, when you met a very poor person, that person would be described as an "unfortunate" -- literally, somebody who had not been blessed by fortune, an unfortunate.
Other holidays repose upon the past; Arbor Day proposes for the future.
心灵是一个过程复合体，而非实体。