Look around you and consider what you see. Are all these things you seem to be seeing are real?
All of these things you see around are going to disappear. The time will destroy every thing and every body your eyes have every perceived.
Can reality be impermanent? Would it not mean that at some point reality will cease to be, cursed by its own impermanence? Even time itself, the seeming master of everything you see around, will eventually have to stop.
How can anything bound by the laws of death be real?