How can i get a guy i like to tell me his true feelings for me?

i was wondering if someone can help me i like this guy and he has admitted he likes me he likes everything about me he said to my cousin on yahoo messenger he wants me as a girlfriend and a future wife my cousin showed me te proff and i am a shy person to ask him out he says i bring a smile to his face when i talk to him and he likes the way i make him happy when i am about he told me he is scared just in case the relationship go's pear shape and his heart gets broken i now how he fells when his heart gets broken because i haven been treated the same buy guys i like every thing about him he admitted he wants to have kids with me in the future and get married in the future