BBC journalists for the most part are pretty savvy people and must know they have chosen fame, prestige, status, lucrative salaries over telling the truth. Maitlis knows perfectly well that Israel is an apartheid state oppressing the indigent population but if she addresses that question live on air she will be out of a job by the end of the week. Bang goes all the perks, the lovely lifestyle, the fawning and scraping adulation by other media hacks and hob-nobbing with politicians and entertainment stars. It's a lot to give up.

Maybe there's cognitive dissonance at work here too, which enables her to keep fairly sane and stable, so she doesn't throw up at glimpsing her own reflection in a mirror. But sleeping at night with a restful mind might be a problem. Alcohol is a possible temporary solution.