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 man may lead a horse to the water, but he cannot make him drink.
牵马到河易,强马饮水难。
Pierre and I borrowed the money and bought the necklace. During the next ten years we both worked day and night to pay back the money we had borrowed. That's why I now look so old. Well, after all these years we've at last paid back all the money.