Spiritualism

Karna was a Kshatriya (passion mode) brought up by a Sudra(ignorance mode). If only Karna had been honest enough to identify himself as a Sudra, to hide his own Kshatriya birth lord Parasurama would have appreciated this.

Instead Karna claimed to be a Brahmin (goodness mode) of which he knew nothing, and was promptly caught in a lie