... is someone who enjoys solitude and focuses more on internal thoughts and feelings. 

Unlike extroverts, who gain energy from social interaction, introverts often expend energy in social situations. After being with a large group, people who are introverted often feel a need to recharge by spending time alone.

We really do well when we connect with others, even for brief periods. You don't need to change your nature in order to socialize more.

Instead of fighting your personality, work with it, and focus on the type and level of interactions you can do and enjoy.