The past is never just the past. It is always a foundation for the present.
Mathematics is a conversation between the past and the future.
负责任的采矿不是一种选择,而是我们对地球和后代应尽的义务。
我们在水产养殖中做出的每一个决定都会对生态系统产生连锁反应。
最成功的社会是那些能够在强大国家的需求与个人自由的需求之间取得平衡的社会。
A single seed can change the world.