Making something variable is easy. Controlling duration of constancy is the trick.

The future of food depends on how we treat our soil today.

时尚是一种无需言语就能表达自我的方式。

Your self-worth is determined by you. You don't have to depend on someone telling you who you are.

艺术是自由的女儿。

A poet is a nightingale, who sits in darkness and sings to cheer its own solitude with sweet sounds.

在地球系统的伟大运作中，有机和无机力量完美和谐。