Islam is a fast spreading religion in the world , it teaches the way of spritual life . Islam can be understand by reading the holy book QURAN. To read and understand the quran one must know Arabic. So if you don't know Arabic ,you must learn Arabic first.
i was lived in Pakistan i only know Urdu then i hove to move on in Dubai and there people speaking only Arabic. my English was not even well. so i join a learning language program by http://www.berlitz.ae/ after spending 2 week in this program my English and arabic going well. now you see i can speak English very well.