Any argument based on the notion that everyone fits nicely into thought groups like ‘liberal’ or ‘conservative’ – and that membership in these groups is mutually exclusive – is just lame.[/quote]
I think it probably works as well as other dichotomies, such as extrovert/introvert feeling/thinking or the other Myers Briggs categories. Yes, we are all as different as snowflakes but generalities seem to be accepted by those who study these issues. I thought this one was interesting: http://www.scientificamerican.com/article/calling-truce-political-wars/