After a month when the media has been dominated by stories of bullies and predators, how refreshing it is to revel in a film whose central message is kindness, courtesy and respect for others. To some, the idea of an animated movie about an eternally polite and optimistic bear might sound cloying, the visual equivalent of peanut butter sticking to the roof of one’s mouth, yet Paddington 2, a rare instance of a warranted sequel, effortlessly strikes the right balance between gentle humour and warmhearted whimsy. The result is a film that not only recaptures the blithely anarchic spirit of the…