structure for 'Reason'    |     alphabetical list of themes    |     expand these ideas

2. Reason / F. Fallacies / 3. Question Begging

[taking for granted the very thing you are trying to prove]

2 ideas
'Petitio principii' is reusing the idea to be defined, in disguised words [Hobbes]
Question-begging assumes the proposition which is being challenged [PG]