it is always darkest before the dawn
黎明前总是最黑暗的
口语·鼓励他人坚持
英文释义
difficult times often come right before things get better
例句
Don't give up now, remember it is always darkest before the dawn.
典故来源
源自自然现象观察，黎明前天空最黑暗，比喻困境后必有转机。