Cryonics aside, we should talk in probabilities, not certainties, and this is true of pretty much everything, including god, heliocentrism, etc. Second, cryonics may have a small chance of succeeding - say, 1% (number pulled out of thin air) - but that's still enormously better than the alternative 0% chance of being revived after dieing in any other way.

Did these two sentences' adjacency stick out to anybody else?