We always start from zero. There is no preconceived idea.
水产养殖不是传统渔业的替代品;而是一种必要的进化。
只要下定决心,你可以做到任何事情。
Evolutionary psychology is not about what's unchangeable in human nature, but about what was adaptive in our ancestral environment.
单一货币的最大优势在于消除了汇率不确定性并降低了交易成本。