在你20多岁的时候，是开始投资你人际关系的最佳时机。
The best time to start investing in your relationships is in your 20s.
没有根本的气节，就好像醉汉喝醉酒打人，酒醉时很勇敢，酒醒后勇气全消，没有一点气力。没有以学问为根本的见识，就好像厨师在炉灶前面，面前光亮而背后黑暗。
True architecture emerges from constraints.
Profit without purpose is empty; purpose without profit is unsustainable.