Explanation:
The man had some kind of come back , his kind alway does. So if spitting in my face and threatening me saved Mayella Ewell one extra beating, that is something l will gladly and l d rather it be me than that houseful of children out there you understand.
So that Macbeth can become king and he believed the witches who for told his fate.
I believe the answer to this is Subject.
Yes, because the act of being selfish is something we do to keep ourself alive, if we were constantly selfless we would not be ensured of our own survival.