Isn’t that because there are fewer unambiguous ways to be “good”? Even many people doing “good” could be seen by other’s as being evil?

• “I’m saving the forest!” “You’re killing loggers”
• “No one will every go hungry again!” “You stole every piece of arable land and only grow the food you want to exist”
• “I’ve saved everyone’s soul. Everyone is going to the happy afterlife when they die!” “Which religion’s afterlife are you calling the ‘happy’ one?”