Science, at least as we know it, has its limits. In the end, it cannot see into all aspects of reality. One’s inner life, personal knowledge, and sense of meaning are mysteries into which science can only partially penetrate. What seems most impenetrable at present is the brute fact of consciousness: the fact that we once were not, and now are, and are aware of being, and are having a first-person experience in the world which is real—and yet somehow unquantifiable by any means currently available.