nothing is certain but death and taxes
死亡和税费是确凿无疑的事情，其他一切都是不确定的
口语·谈论不可避免之事
英文释义
there are only two things that are inevitable or guaranteed in life
例句
Don't worry about the future; nothing is certain but death and taxes.
典故来源
源自18世纪美国作家本杰明·富兰克林的名言，强调人生中唯一确定的事。