Psychology must be based on direct experience, not inference.

团队的力量来自每个成员，每个成员的力量来自团队。

The intersection of computer science and mathematics is where the most exciting breakthroughs are happening.

种树的最佳时间是20年前。第二好的时间就是现在。

The best fertilizer is a farmer's knowledge mixed with nature's wisdom.

所有人都有三种生活：公开的、私人的和秘密的。

短期利益绝不应损害长期的环境健康。