Perhaps there is no such thing as pure evil... there are only the negative aspects of human nature and a lack of intellect, and sometimes, a lack of foresight. Do you think scientists were doing good or evil when they created the hydrogen bomb? Good must be considered on a larger scale; for one person, an action might be good, while for another, it might be evil, just as it can be for a single nation, or for all of humanity, or for the entire galaxy, and so on.
Perhaps there is no such thing as pure evil... there are only the negative aspects of human nature and a lack of intellect, and sometimes, a lack of foresight. Do you think scientists were doing good or evil when they created the hydrogen bomb? Good must be considered on a larger scale; for one person, an action might be good, while for another, it might be evil, just as it can be for a single nation, or for all of humanity, or for the entire galaxy, and so on.