You carry your kindness like a secret the world doesn't deserve. Size is not the same as weight.
Three quiet signals. None of them about breed. All of them about the way they hold a room.
They will try to sit on your lap. They will be very surprised that this does not work. They will try again tomorrow.
With babies, with kittens, with small dogs, with everything breakable. They are aware of the responsibility of their own size.
When they lean on you, it is not clumsy. It is the closest thing a dog has to an embrace.