Made some edits to recover the burnt areas...Was also trying to give a reddish tint on the shadow...but my limited ps skills just could'nt do it without it looking unnatural. :embrass:
Thanks! I really appreciate the concept of the 1st person who tot of this as well!
I think the size of the heart depends on the size of the circle, and the distance from the light source. But i suppose a smaller book would make the heart look relatively larger in comparison to the book.