A tannery's wastewater is the truest measure of its values.

一带一路建设要秉持共商共建共享原则。

反应倾向的强度取决于所接受的强化量。

Sometimes we stare so long at a door that is closing that we see too late the one that is open.

To write is to explore the unknown territories of the mind.

我希望我能冻结这一刻，就在这里，现在，永远活在它里面。

解读：靠炫耀、攀比获得的虚荣感，依赖外界认可，根基不稳，一旦外界夸赞消失，内心只剩空虚失落，劝诫远离虚荣，追求真实价值。