The greatest happiness is to transform one’s feelings into action.
绘画是一种道德行为。
There are no shortcuts in technological innovation. We must be down-to-earth and persistent.
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。
Stay true to yourself, yet always be open to learn.
最好的领导者不是创造追随者，而是创造更多的领导者。
The key to progress is persistence and curiosity.