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Uncontrolled nail biting - that horrible soreness and knowing it looks pretty awful - can be exasperating, but there are things you can do. First off, become aware of what triggers the nail biting. Is it boredom, stress, tiredness, anger, loneliness, hunger?

If you're in the market to be more charismatic, here's a riddle for you: What makes you attractive even if you're ugly? What moves people to take notice even if you're penniless? What invisible 'magic' can seduce, convince, inspire, and mesmerize others? You're ahead of me - it's charisma, of course. Like gravity, which cannot be seen but has powerful effects, we can't 'see' charisma but we know when someone has it.

As a prisoner of war in the steamy jungles of Vietnam, he held out for months, repeatedly refusing to sign documents decrying American aggression in Southeast Asia presented to him by the North Vietnamese after his crash and imprisonment. During these times, he drew inspiration from the memory of how his grandfather had been the only person in their village strong enough not to vote for Hitler during elections, despite threats of execution.

I've met people who don't care at all what others think. These may be lovely people in some ways, but they tend to do to social situations what, say, an unseasonable heat wave might do to the Winter Olympics. Still, in some ways you can envy them.