Check out these three links.
Martin Luther King, Jr. said that you must never hate your enemy or your oppresser. Always love everyone, to leave room for conciliation.
You can hate the actions, not the people.
"Darkness cannot drive out darkness; only light can do that. Hate cannot drive out hate; only love can do that."
And Mahatma Gandhi said
"An eye for an eye only ends up making the whole world blind."