" Anything that requires energy, like being in the outside world, having people in her space, dealing with conflict, and interacting with others, requires energy output and so is draining. She likes the familiar (since these situations burn less energy), needs to ease into new situations, and may not be able to think or make decisions around too much stimuli or too many people. "

― Marti Olsen Laney , The Introvert and Extrovert in Love: Making It Work When Opposites Attract