写中美洲就是写世界的心脏，尽管这颗心脏在流血。

过去是一个异国他乡；他们在那里做事的方式不同。

The true teacher defends his pupils against his own personal influence. He inspires self-distrust. He guides their eyes from himself to the spirit that quickens him. He will have no disciple.

可持续性不是一种趋势——而是我们对后代的责任。