What’s the difference between hateful faith and mild faith?
The latter encourages the former.
Nate Phelps grew up in one of the most vocally hateful Christians sects in the USA. He managed to leave the religion, severing all ties with his family. Last weekend he gave this talk at the Reason Rally.
“If you invoke faith as justification for your belief, you must accept the same from others. And every person who retreats to faith bears a measure of responsibility for every act of hate and violence justified by it.”
Religion Poisons 
In Nate, the life of the highly undesirable Phred Felps can be considered to have left something positive.