Intelligent design is not the same as selecting two mated based on certain traits that will have a high likelihood of being passed on to their offspring.
Both have their flaws. Intelligent design is flawed and disproved by vestigial organs, evolution by natural selection, and many other things
Selective breeding is flawed because PUGS.
Because humans are idiots....
My vet has charts up in the waiting room explaining how stupid some breeds of dogs are based on human stupidity.
Pugs are much, much better at snuggling, making you laugh, being cute, being adorable and loving you more than anything else in the world than wolves are.
Oh, and about German Shepherds, the closest domestic dog to wolves...
“Over the years, indiscriminate breeding practices have lead to hereditary diseases such as hip and elbow dysplasia, blood disorders, digestive problems (probably due to nerves), epilepsy, chronic eczema, keratitis (inflammation of the cornea), dwarfism and flea allergies.”