Is there any one maxim which ought to be acted upon throughout one's whole life? Surely the maxim of loving kindness is such: Do not unto others what you would not they should do unto you.
The calmed say that what is well-spoken is best; second, that one should say what is right, not unrighteous; third, what's pleasing, not displeasing; fourth, what is true, not false.
When a man fails to understand something he is conscious of a discord, and seeks for the cause of it not in himself, as he should, but outside himself - hence the war with what he does not understand.