As we sipped our Pimm's he gave a heartfelt and moving speech. England and Wales are now the best countries in Europe to be gay, bisexual or transgender. The Prime Minister was genuinely proud of that. It is important, he said, for young people at school who may be unsure about their sexuality, to know, that whether they are gay or straight, they are free to marry the person they love. He told a story about a parent he had met with a straight son and a gay daughter, and their joy at being able to attend the weddings of both in the future.