正是通过观察和反思的力量,人们才能找到方法。所以我们必须不断挖掘和钻研。
It's on the strength of observation and reflection that one finds a way. So we must dig and delve unceasingly.
Education is the key to unlock the golden door of freedom.
如果没有君主,人们各自可以自私自利。
The key to sustainable agriculture is innovation and respect for nature.