Actually it is the fact that you are too scared to admit that when you die you die. You need to cling ot the hope that there is a heaven that you will spend eternity in. Will you remember your life on earth? What will you do in heaven? Some people need the fear of hell to keep them in line. Do you even know if your religion is right? Remember everyone believes there religion will get them into heaven and all the others are evil, which one are you? Do you even know?