I am 18 my girlfriend that was for 5 months is 15 i still love her she say she still love me?

well We had been goin great for 5 months no arguements or anythin then all of a sudden i felt somthin was up with her and im like wats wrong and she wouldnt say and i said u can tell me i will listen to u thats wat im here 4 but she never said then just on nov 25 07 we talk and she says i need some space and im like ok so we settled for space from each other 4 a while and then she on msn one nite 4 days after and she says can we go out and talk tomoro and i said ok so i met her and she says malcolm i love u alot but im just not ready 4 u yet i asked did i do anythn rong and she say no u were great i love u but im just not ready 4 u yet i need to go and see wat other guys r like we were first loves 4 each other and she say i love u alot but i couldnt live not noing wat others r like and i no i have to move on but its hard i want to wait 4 her cause i love her but at same time i could wait all my life for nothing i hope it just that she young and needs to see for her self wat others r