irreligion

1. It is our modern irreligion, our lack of confidence in any hereafter, that makes us anxious to stretch our mortal stay as long as possible.
   他们认为正是由于现代社会人们的无神论和缺乏自信使得我们焦虑不安的想尽可能活得长久。

noun

1. the quality of not being devout

   Synonym:    irreligiousness