The locus of study is not the object of study. Anthropologists don’t study villages (tribes, towns, neighborhoods...); they study in villages.
研究的场所不是研究的对象。人类学家不研究村庄（部落、城镇、社区……）；他们在村庄里做研究。
I don't believe in pessimism. If something doesn't come up the way you want, forge ahead. If you think it's going to rain, it will.
The beauty of poetry lies in its ability to transcend time and space.
The only limit to our realization of tomorrow is our doubts of today.
释义：现在的贫富情况不能决定以后的穷富，将来的富裕或贫困情况还不能预知。
在数学中，最简单的问题往往导致最深刻的发现。