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。

What I claim is to live to the full the contradiction of my time, which may well make sarcasm the condition of truth.

我不完美，但我始终是我自己。

The biggest risk is not taking any risk... In a world that's changing really quickly, the only strategy that is guaranteed to fail is not taking risks.

检验统计假设的问题是科学方法整体问题的一个组成部分。

"We are all apprentices in a craft where no one ever becomes a master."

Positive emotions are not trivial luxuries, but instead may be critical necessities for optimal functioning.

做伟大工作的唯一途径就是热爱你所做的事。