The obstaclean theory of matter is that idealism (any theory that denies the existence of the material world) won’t work because it can’t explain obstacles that get in our way. And that is matter. But what is matter good for? “Matter, in the end, is the atheist’s solution to the problem of evil.”
Berkeley
Does the universe exist if we’re not looking?
Physics out-Berkeleys Berkeley. Eminent physicist John Wheeler says he has only enough time left to work on one idea: that human consciousness shapes not only the present but the past as well.