Shift in Morality (Good and Evil)

Slave Morality 

• Oppressed and powerless redefine from good and bad to good and evil (Slave morality).
• They invert values of the powerful (Master morality) label oppressors as Evil.
• Traits like humility, empathy, and meekness become virtues of goodness.

He argues that the shift happens between the era of Spartan (were domination and violence is virtues) up to rise of Christianity (were domination and violence is evil).

Nietzsche argues that slave morality arises from a reaction to oppression and is characterized by resentment and a desire for revenge against those perceived as oppressors.