"Hearing this [On giving one last chance for Ravan to repent], Vibhishan replied, “O Maharaj! Your suggestion is sound, but will that evil man have the grace and wisdom to repent?” Rama said, “O Lankapati! I know in my heart of hearts that Ravan may reject my offer. If he was made of the right material, he would not have abducted Sita in the first place"