It’s Friday night and your friend asks you to go with her to a house party where you’ll know no one. Nightmare situation, you think—but you go. Who knows, maybe you’ll meet the love of your life. Once ...

DEAR AMY: I’ve been with my boyfriend for two years. I am 21; he is 23. We get along very well, but he is extremely shy! He barely speaks to my family or friends, or even at his own family functions.

From alone time to meaningful friendships and even privacy at work, many things safeguard introverts from feeling socially burnt out or drained in their everyday lives. On the other hand, for ...