One may be very well educated, but if he has no sense of Krsna consciousness, no obedience to the Supreme Lord, he is a demon. That is described by the Lord Himself in Bhagavad-gita - BG 7.15: Revision history
Diff selection: Mark the radio buttons of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.