解释：婚姻是难以预测的事情，既可能收获幸福，也可能招来祸患。婚姻事关人生的祸福，是家庭兴旺或衰败的根源，是人生十分重大的事情，好的婚姻给人以幸福，坏的婚姻给人以祸患。

Food security is the cornerstone of national security, we must firmly grasp it in our own hands.

The greatest trick the Devil ever pulled was convincing the world he didn't exist.

生活的目的不是快乐，而是有用、光荣、富有同情心，让你活得有意义、活得好。