There is clearly something wrong with you and your accusations are false.
To start with dogs are called man's best friend for a reason, without the domestication of dogs it is thought that man may not have been able to make the transition from hunter/gatherer to livestock keeper and farmer.
Children raised in homes with dogs are healthier, less asthma and auto-immune diseases and a stronger immunity system.
Dogs provide companionship for older people and people who live alone leading to a proven lower level of depression.
People who live with dogs are healthier, happier and live longer, this has been proven.
Walking a dog is often the only exercise many people get and a reason to get out of bed for many.
Dogs are working animals, I won't go into all the jobs and lifesaving tasks dogs willingly do and all they want in return is your love and care.
You need your head examined

Now cats, that is another story....