Can anyone point me to literature about conceptual "sign flipping" or "parity errors" and confusion of opposites in humans? [more inside]
posted by rwhe on Apr 4, 2009 - 30 answers

Need to overcome problems with opposites like right/left, before/after, above/below. [more inside]
posted by Listener on Jan 15, 2009 - 15 answers

Why do I keep attracting people (for relationships) who are incompatible with me? Why do I have trouble attracting those who are? [more inside]
posted by sixcolors on Sep 30, 2008 - 55 answers

What other words out there lack elegant opposites? [more inside]
posted by rooftop secrets on May 2, 2008 - 47 answers