食物的真正成本不仅是你商店里支付的,更是地球长期付出的代价。
你必须由传教士而不是雇佣兵来管理。
The only limit to our realization of tomorrow will be our doubts of today.
The facts are always friendly, every bit of evidence one can acquire, in any area, leads one that much closer to what is true.