I just love this sentence

Backward-hopping gum chewers who try to conjugate Latin verbs, for example, are far more likely to fall over than to swallow their gum.

Thinking Backward Some Curable and Incurable Consequences of Cognitive Busyness

http://www.wjh.harvard.edu/%7Edtg/Gilbert%20&%20Osborne%20
(Thinking%20Backward).pdf