When truth is buried， it grows. It chokes. It gathers such an explosive force that on the day it bursts out， it blows up everything with it. 

"The universe is full of magical things patiently waiting for our wits to grow sharper."

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。