If you have nothing but a rag-doll stuffed with sawdust, while one of your more fortunate little playmates has a costly China one, you should treat her with a show of kindness nevertheless. And you ought not attempt to make a forcible swap with her unless your conscience would justify you in it, and you know you are able to do it.
If at any time you find it necessary to correct your brother, do not correct him with mud — never, on any account, throw mud at him, because it will spoil his clothes. It is better to scald him a little, for then you obtain desirable results. You secure his immediate attention to the lessons you are inculcating, and at the same time your hot water will have a tendency to move impurities from his person, and possibly the skin, in spots.
— Advice to Little Girls by Mark Twain