Dogs have been man's best friend for several thousands of years, and a dog's value should not be judged by its role as a "working partner" but its role as a loyal friend that never changes.
無論如何，數千年來狗一直是人類的最佳工作夥伴。然而，狗的價值應該不是它「工作夥伴」的角色，而是它永不改變的「忠實夥伴」角色。