个体总是不得不努力，以免被部落淹没。
The individual has always had to struggle to keep from being overwhelmed by the tribe.
万物皆由四要素组成：地、水、火、气。
The health of our oceans is a mirror reflecting the health of our global economy.
The most enduring changes come from understanding the root causes of problems, not just their symptoms.
最好的书是那些挑战你的书。
If not now, when? If not me, who?