That's surprising to me. I can't imagine what it would even mean to live your life at the lower abstraction levels, since those are things like molecules, cells

That's surprising to me. I can't imagine what it would even mean to live your life at the lower abstraction levels, since those are things like molecules, cells, and muscle fibres. I'm tempted to interpret your reply as saying you operate on a more detailed level than the average person, rather than the most detailed, but I don't want to put words in your mouth.