Wa rehmathullahi wa barkhathu..
Please go through this pdf file.. You can find out a answer for a question in a seminar where even Dr Zakir Naik has been present and how Ravi shankar says that islam is best... Maa shaa allah.. Please forward this..
"The best property of a man is, that histongue is used for the remembrance of Allah; his heart is thankful and his wifeis honest and helpful to her husband and accords aid in his faith." (Sau'ban(R.A.)- Tirmizi)
"The perfect Muslim is not a perfectMuslim, who eats till he is full and leaves his neighbors hungry." (IbnAbbas(R.A.) - Baihaqi)