解释：大多数花类药材都有升散的作用，而旋覆花却有降气的作用，说明药材特性的多样性。

男人因厌倦而结婚，女人因好奇而结婚，双方都会失望。

I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That's how I've gotten to where I am.

电的定律如此简单，可以用几行字表达，却又如此多样，其后果永远无法穷尽。

The greatest education in the world is watching the masters at work.

你可能不得不为赢得一场战斗而多次战斗。