Jealousy is an ugly emotion, but it tells the truth. You mostly envy those who have what you desire.

I've never given a speech without being terrified first.

In our culture, snails are not considered valiant animals - we are constantly exhorting people to "come out of their shells" - but there's a lot to be said for taking your home with you wherever you go.

Another study, of 38,000 knowledge workers across different sectors, found that the simple act of being interrupted is one of the biggest barriers to productivity. Even multitasking, that prized feat of modern-day office warriors, turns out to be a myth.

I actually find extroversion to be a really appealing personality style.

I get a lot of letters from introverts asking how they can meet people. The key is to make sure that you are doing things you enjoy.

A widely held, but rarely articulated, belief in our society is that the ideal self is bold, alpha, gregarious. Introversion is viewed somewhere between disappointment and pathology.