15 Amazing Facts About Collies You Probably Never Knew By Allen Abby - The Rough Collie has a gold personality. She is proud, not aggressive, not embittered, well trained, friendly. A long-haired collie, due to its excellent guarding qualities and friendliness, is suitable for keeping in an apartment and a private house. Like all herding dogs, the Rough Collie is hardy and in good health. Please follow and like us: