When someone is married then they start to be happy because they are halal in doing anything with the opposite sex. But the happiest when they are given offspring or mentioned also with the child, then they are happier again from the time before having offspring, because a family who have offspring or children, then they are given more sustenance by the Almighty and they are moment got home from work and tired, they were able to get rid of his fatigue by seeing his son as well as playing with his son.