She was venerated by the town for her extensive charity work
His mistake had Blighted his career in the government forever.
Then she tells him her plan: while Duncan sleeps, she will give his chamberlains wine to make them drunk, and then she and Macbeth can slip in and murder Duncan. They will smear the blood of Duncan on the sleeping chamberlains to cast the guilt upon them.
He could not be allowed out of the attic at all
Their age is the difference