Quite a lot of Philip K Dick's stories mess with your sense of what's real, quite intentionally. The short story "We Can Remember It For You Wholesale", on whi

Quite a lot of Philip K Dick's stories mess with your sense of what's real, quite intentionally. The short story "We Can Remember It For You Wholesale", on which Total Recall is based, is a fun read - it's not quite the same as the movie. https://en.m.wikipedia.org/wiki/We_Can_Remember_It_for_You_Wholesale https://en.m.wikipedia.org/wiki/We_Can_Remember_It_for_You_W...