Only put off till tomorrow what you haven't done after your death, but this is not necessary. This sentence, in turn, means that except for those things that you haven't done after your death, but it doesn't matter, everything else is important and can't be postponed or put off. Analyze the structure of this sentence: only is an adverb, which is emphasized at the beginning of the sentence; The main clause is an imperative sentence that omits the subject, the predicate is to postpone until tomorrow, the object is all the rest after what. You are willing to die without regret, what does … mean? The original structure is die have lave that under, with have lave that under as adverbial companion.