for a longtime I had no knowledge of death but when I understood what it's ( I still don't know clearly) but I got little fear to face it then after l

Death for a fact happens when it has to happen. We can never predict in what form it comes. You will never be there to welcome it but we can invite it by going towards death, but death never comes and only makes life miserable.

So better to live life the fullest and make life better for others too, instead of thinking about it.