Prabhupada Letters :: 1968.

"You have high intelligence, opulences, birth in the families of the rich nation। Use this opportunity for making life successful and go back to Krishna, back to Home. It is a very scientific movement authorized by the Vedas and accepted by all great acaryas".

Prabhupada Letters :: 1974.

"Krsna says: tesam satatam yuktanam. Anyone who is sincerely engaged in My service I give him the intelligence. Krsna is the most intelligent. So if He gives the intelligence who can compete with you?"