耕而不劳，不如作暴。
如果耕种天地，不将天地整理好，这样就相当于是胡闹。耕种天地，一定要将土地平整翻新，然后再去播种。
分别时南飞的鸿雁刚刚北去，今日北归的大雁又已南飞
The more you know, the more you can know.
The discovery of the accelerating expansion of the universe was a complete surprise.
The young do not know enough to be prudent, and therefore they attempt the impossible, and achieve it, generation after generation.
如果你不前进，你就在落后。