in sickness and in healthadvadverb: Describes a verb, adjective, adverb, or clause--for example, "come quickly," "very rare," "happening now," "fall down."
(no matter what happens)
无论风雨晴晦 wú lùn fēng yǔ qíng huì
无论顺境逆境 wú lùn shùn jìng nì jìng
Tony has always taken seriously his vows to love his wife in sickness and in health.