In the long run, everything is dead.
Yeah, Brian Cox, on WONDERS OF THE UNIVERSE, did a cheery segment on its future history, " ... the era of stars is over, yet the universe has expended only one trillionth of its total lifetime ... "
However every generation is followed by another.
And another. And another. And another.
We need to take care of our kids also.
And their kids. And theirs...