—— 请按键盘 空白键 开始游戏 ——

The truth is, the science of Nature has been already too long made only a work of the brain and the fancy: It is now high time that it should return to the plainness and soundness of observations on material and obvious things.
译文:连续地打仗,百姓就会感到劳苦;长期打仗,士兵就会感到疲惫。
我不需要任何人的认可,我知道自己的价值。