Rather, you shouldn't fear a doctor's visit because if you learn you had cancer, well, you'd have it whether you knew or not, but now you know and can act. Of

Rather, you shouldn't fear a doctor's visit because if you learn you had cancer, well, you'd have it whether you knew or not, but now you know and can act. Of course, if there was nothing to do about the cancer but wait to die, and nothing to do about the aliens but wait for their bombs to arrive, then you may prefer not visiting the doctor or looking through the telescope.