Naturally, not everyone can decide to tune out and escape his or her world on a whim, even if nothing else would be more welcome. Finding a truly quiet spot for relaxation, meditation, or simply a short nap may be difficult. But there are other solutions.
Impostor syndrome is the fear of being found out or discovered as stupid or unworthy. I don't consider myself to be someone with especially low self-esteem, but I have often felt like an impostor among very intelligent and accomplished people, and especially around individuals with elegant, show-stopping vocabularies.
Everybody deserves to have friends, a person or people who love and care about them. For a special needs child, this can be the biggest challenge of all.