Those are the rules and regulations, and we have to abide by them.
这些就是这儿的规矩, 大家都应该遵守。
A candle lights others and consumes itself.
蜡烛焚自身,光亮照别人。
Shops cater for the do-it-yourself craze not only by running special advisory services for novices, but by offering consumers bits and pieces which they can assemble at home.