For those who adhere to christendom, there is no other way to get to your [imaginary] heaven and eternal life with your [imaginary] god but through the Christ character and his redemptive work on the cross.  There is no ambiguity about that within christianity.  (Now I know that there are a lot of people here who's beliefs are all over the map, but this is for those who accept the above to be true).

Please explain something that I wondered about many years ago (one of the things which actually lead me to abandoning christianity):