On an interview on tv Edwina Currie when asked : As you said, John Major said he is ashamed about it all. Are you? No was the reply, which went on--   

To encourage this Brixton boy to have the self-confidence and the self-esteem to try for the Prime Minister's job and the leadership of the Tory Party and to get it and convince Margaret Thatcher that he should have it.

So to become a prime minister the key is to sh-g Edwina Currie, no wonder the tories are in trouble, no-one got the nerve to tackle her.