By Paul Donald A mother-of-four has told how she stuck by her powerful banker husband even though she knew he was cheating on her on a regular basis because she found his rise to great heights in his career “thrilling” and thought he was “brilliant”. She explained that she believed him when he said she was lucky because she was able to buy what she wanted and also because her other friends married to bankers convinced her she “was better than the women who would be hidden and discarded.” She added: “I was the one he kept around. And the fact my husband was still affectionate and generous to me…