Introverts are generally more sensitive to low-intensity stimuli - they are mentally alerted to inputs that extroverts may miss.
Laurie HelgoeIntroverts are collectors of thoughts, and solitude is where the collection is curated and rearranged to make sense of the present and future.
Laurie HelgoeExtroverts are more responsive to high-intensity and "happy" stimuli, which may be why an extrovert gets frustrated at the less "readable" face of the introvert.
Laurie HelgoeIntroverts process information internally, and we don't like to express our thoughts until they are fully formed.
Laurie Helgoe