Errors, like straws, upon the surface flow; he who would search for pearls must dive below.
翻译：天地运行的法则，是恒久不息的。
Each monad reflects the perspective of the entire universe, but with varying depth and clarity.
只把眼睛盯在别人的缺点上，就会看不清自己的短处；只有常常检查自己，才能对自己的缺点了如指掌。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.