Yet conscious cynicism is much rarer than you might suppose. Few of us have the self-knowledge and emotional discipline to say one thing while meaning another.
Ekman's studies on lying nurses found about half of them leaked nothing when lying about the emotional content of films they were watching. ("Oh, these are pretty flowers, not a gruesome surgery on a burn victim.") I don't think 'few' is the way I'd put it.
Here's the new thread for posting quotes, with the usual rules: