Abu Hurayra reported that the Prophet, may Allah bless him andgrant him peace, said, "Do you know what it is that makes most people enterthe Fire?" "Allah and His Messenger know best," they said. He said, "Thetwo empty ones:
the genitals and the mouth. Do you know what it is thatmakes most people enter the Garden? Taqwa of Allah and good character."
English reference: Book 14, Hadith 289
Arabic reference: Book 1, Hadith 289