Plus, it's also a book on active manipulation (in a wider sense) and an even better when read after "When I say no I feel guilty" which deals with defending aga

Plus, it's also a book on active manipulation (in a wider sense) and an even better when read after "When I say no I feel guilty" which deals with defending against manipulations. None of them can be read in an hour, nor can they be made a habit in a month.