A destrucive idealogy when interpereted literally. The majority of religon was created in a time when We did not have realistic answers to the bigger questions in life- so we made them up in order to solve unrest. this lead to enlightening periods of time sutch as
the dark ages, the
spanish inquisition and the holochaust. Islam is the only religon left with a world threatening grip on it's people, whilst the other groups have lost
considerable amounts of followers to Science, laziness or logic.