不幸
The greatest happiness is to know the source of unhappiness.
The greatest happiness is to know the source of unhappiness.
All happy families are alike; each unhappy family is unhappy in its own way.
La peur est souvent la cause de nos plus grands malheurs.
Le malheur qui nous frappe est toujours le plus grand.
"To lose one parent may be regarded as a misfortune; to lose both looks like carelessness."
时间是最好的老师，但不幸的是，它杀死了所有的学生。