Hat scene n jungle sequence proves that sam is in love

Many of them have regarding it is guilt or love.But sam truely loves naina.In scene his spoke his heart he was happy seeing her happy n smile is not usual for him.Yesterday in conversation with munna n pandit he said first he thought why should I think about n second he got worried about her.The point here is jungle mein munna pandit n naina thino gum hogaye.He keeps telling that now she is his frnd.Jab tino frndz gum hogaye then why only naina running in mind?? If she is only frnd.