Evil happens when people let it happen, and our best defence against it is never to forget where evil leads. That is why it is so important to commemorate #HolocaustMemorialDay and the 75th anniversary of the liberation of @AuschwitzMemorial on 27th January. #WeRemember #HMD2020 pic.twitter.com/qexfTHacAm— Rabbi Sacks (@rabbisacks) January 26, 2020