英语翻译

I should have been born in the ancient times, in those warring ages, in the years when fame and wealth were the focus of fighting. If so, people might have seen in me that nonchalance, that indifference,that aloofness...
How can we define "being young"?Is it age or psychological state? Why does someone look just like people of his age while I remain so "immature"? Amen!
第一段的内容是假设,所以要用虚拟语气的过去时态.