Mbh 13.124.2

"'Bhishma said, "Some become gratified by conciliation, while others are gratified by gifts. Every man, according to his own nature, affects the one or the other. Listen to me, O king, as I explain to thee the merits of conciliation, O chief of Bharata's race, so that the most furious creatures may be appeased by it. In this connection is cited the ancient narrative of how a Brahmana, who had been seized in the forest by a Rakshasa, was freed (with the aid of conciliation). A certain Brahmana, endued with eloquence and intelligence, fell into distress, for he was seized in a lone forest by a Rakshasa who wished to feed on him. The Brahmana, possessed of understanding and learning, was not at all agitated. Without suffering himself to be stupefied at the sight of that terrible cannibal, he resolved to apply conciliation and see its effect on the Rakshasa. The Rakshasa, respectfully saluting the Brahmana so far as words went, asked him this question, 'Thou shalt escape, but tell me for what reason I am pale of hue and so lean!' Reflecting for a brief space of time, the Brahmana accepted the question of the Rakshasa and replied in the following well-spoken words.