If you turn the imagination loose like a hunting dog, it will often return with the bird in its mouth.

Once a dog is allergic, it will have that allergy for the rest of its life. If it's an environmental allergy, you can move away from it. If you and your dog move from New York to Arizona, you've changed botanical zones, but the allergy is not gone.

Who gets the bird, the hunter or the dog?

Before you beat a dog, find out who its master is

like a dog returning to its vomit.

The early bird catches the worm.