The lemons problem refers to the difficulty in assessing the quality of a product when the seller has more information than the buyer.
“柠檬问题”指的是当卖家比买家掌握更多信息时，评估产品质量的困难。
质重于量，一支全垒打比两支安打好多了。
如果不考虑演化, 生物学的一切都没有意义
The founders of a new colony, whatever Utopia of human virtue and happiness they might originally project, have invariably recognized it among their earliest practical necessities to allot a portion of the virgin soil as a cemetery, and another portion as the site of a prison.