Being an Introvert is NOT a bad thing. Being an Extrovert is NOT a bad thing.
Being SHY is bad. Being ARROGANT is bad.
An introvert typically gets his energy from within. The extrovert gets his from the outer.
An introvert as well as an extrovert, both can socialize. One prefer to socialize in smaller groups and the other in bigger groups.
Both can show lot of confidence too (e.g. an introvert can appear calm and self-contained).
Both can be EXTREMELY succesful. And both can be HUGE failures.
Both can be HUGE failures. Both can be EXTREMELY succesful.
For instance...some famous introverts are Clint Eastwood, Harrison Ford, Meryl Streep, Julia Roberts, David Letterman, Abraham Lincoln, Jackeline Kennedy, Michelle Pfeiffer, Tom Hanks, Prince Diana, etc.