(11.12.2016) âWe will carpet-bomb them into oblivion,â he says. âI donât know if sand can glow in the dark, but weâre going to find out.â There are a couple of ways to interpret this, neither of which is particularly flattering. Sand âglowing in the darkâ could be taken to mean that Cruz is suggesting the use of nuclear weapons, which would be the worst idea anyone has ever proposed.