Wrong belief is what bites one from the inside. There is no one biting him on the outside.
The belief of Gnan (Knowledge of the Self) is known as samkit (Right belief). Ignorant belief is known as mithyatva (illusion).
Egoism has arisen due to circumstances and circumstances have survived due to egoism. The one whose egoism is gone, for him circumstances are gone. Everything has come into existence because of wrong...
To attain the Self is indeed called the right belief (samkit).