Why did Bertrand Russell leave Christianity ? Bertrand Russell left Christianity and accepted atheism because: A] Jesus ordered Christians not to resist evil and if anyone slaps any Christian on the right cheek , the Christian must offer the left cheek also.  B] Jesus ordered Christians not to judge anyone lest they should be judged too.  C] Jesus ordered Christians to give their all wealth in charity if they want to be perfect Christians.  D] Jesus asked Christians to cut their sinful hands or remove their sinful eyes or damage their sinful organs otherwise their whole bodies will burn in Hell.  E] Jesus killed innocent pigs and cursed an innocent fig tree as stated in the Bible.  F] Jesus prohibited divorce for all the Christians even if they suffer in unhappy marriages. G] Jesus frightened people with Hellfire unlike Socrates and Buddha.  Conclusion Modern Christians follow Bertrand Russell or the people like him and leave Christianity and then they accept atheism or Isla