Coal has been the backbone of industrial progress, but its future must balance economic needs with environmental responsibility.
You don't have to have a reason to love somebody.
无论我们在哪里,我们听到的大部分是噪音。当我们忽略它时,它困扰我们。当我们倾听它时,我们发现它很迷人。
在安静的地方,一个人可以听到自己内心的思绪。