Two Years of Those Three Years

How many three years are there in a life, For us to immerse ourselves in our youth; How many more two years are there? Let us when, All can be done without restraint. Maybe, After those years, We went our separate ways; Or maybe, We still have it, Two years of those three years, A breath that will last a lifetime. If you are a newbie writing articles, please give me some advice and suggestions. Please remember not to criticize. Because this article is written on a whim, it may be deceived at any time, and it may be updated at any time, so please proceed with caution. But I still hope someone can come and take a look, step on the footprints, etc...