The Sports Fan rung alone isn’t a problem. The problem is that inviting some bias into the equation is a bit like closing your eyes for just another minute after you’ve shut your alarm off for good—it’s riskier than it feels. Getting a little attached to an idea is a small step away from drifting unconsciously into Unconvinceable Land and the oblivion of the rungs down below. We’re pre-programmed to be low-rung thinkers, so our intellects are always fighting against gravity.

