Is Death really the greatest loss in life ?

I agree with the statement, my grandad died lately and i'm coping far better than how i reckoned i would, although the thoughts of never speaking to him again is really weird and at the funeral when we were at the cremetory (what ever its called or spelt) when the curtain went across the coffin, that was the most heart breaking thing i've ever seen, i've never come closer to throwing up by just watching something