He was daring in speculation, and vigorous in sophistical argument; beautiful, dazzling, and possessed of magnetic power of fascination.

His sister had been kind and considerate to Lady Byron when Lord Byron was brutal and cruel.

She had been overcome by him, as a weaker nature sometimes sinks under the force of a stronger one; and Lady Byron may really have considered her to be more sinned against than sinning.
Lord Byron, if we look at it rightly, did not corrupt Mrs.Leigh any more than he did the whole British public.

They rebelled at the immorality of his conduct and the obscenity of his writings; and he resolved that they should accept both.

And he made them do it.