我打断你的时候不许打断我!
In grain production, patience is not just a virtue - it's a necessity.
History is, above all else, the creation and recording of that heritage; progress is its increasing abundance, preservation, transmission, and use.
从亚当和夏娃时代到农业发明之前,人类的生存一定是岌岌可危的,因为他无法确保自己的食物供应。