Mathew Varghese, an orthopaedic surgeon who runs India’s only polio ward in Delhi. He provides reconstructive surgery to help survivors walk.

I have a lot of respect and admiration for President Carter. It was a delight when I got the Nobel Peace Prize to get a letter from him. It meant a lot to me, getting that letter from a man who is my idol in many ways. ... He always has the courage to express his views, his convictions. He doesn’t hesitate to run against the current. He has always had a moral certitude. He looks at the ethics and morality of his action, and that’s key. Whatever we do in life, whether privately or publicly, we need to have a compass. We need to be sure that what we do is not only good for us, but good for the people at large. That’s ethics. That’s morality. I think we need to always know that our work is not just good for us in the short term, but it’s morally correct. And when I talk about morality, I don’t talk about religion. I talk about a moral code, a moral value, which I think we all have, being honest, being fair, being correct. These are values I think we all share.

Jane Goodall. I got the chance to meet her a few years ago, and it was the thrill of a lifetime. When I was little, I wanted to be her. I thought she had the coolest life in the world.

None. Unfortunately, we are in an age of antiheroes.

Not winning Celebrity MasterChef. I am still gutted, despite many months of pretending to be fine with it.

A drunk woman who threw epic dinner parties.

Perimenopausal anxiety, the terrible feeling of impending doom, something awful happening to my children, writing deadlines. Apart from that, I’m quite chilled.