There is no one more courageous than the person who speaks with the courage of his convictions.

Love is essential, gregariousness is optional.

Your tendency to be inward-directed or outward-directed is huge; it governs every part of the way you live and work and love.

INTROVERTS are especially vulnerable to challenges like marital tension, a parent’s death, or abuse. They’re more likely than their peers to react to these events with depression, anxiety, and shyness. Indeed, about a quarter of Kagan’s high-reactive kids suffer from some degree of the condition known as “social anxiety disorder,” a chronic and disabling form of shyness.

The bias against introversion leads to a colossal waste of talent, energy, and happiness.

You're told that you're in your head too much, a phrase that's often deployed against the quiet and cerebral. Or maybe there's another word for such people: thinkers.

We put too much of a premium on presenting and not enough on substance and critical thinking.