"Used as a guide to characteristics which will be found to exist in conduct and relationships which give rise to a legal duty of care this aphorism marks a milestone in the modern development of the law of negligence. But misused as a universal it is manifestly false."
". . . the judicial development of the law of negligence rightly proceeds by seeking first to identify the relevant characteristics that are common to the kinds of conduct and relationship between the parties which are involved in the case for decision and the kinds of conduct and relationships which have been held in previous decisions of the courts to give rise to a duty of care."
"The risk of sustaining damage from the tortious acts of criminals is shared by the public at large. It has never been recognised at common law as giving rise to any cause of action against anyone but the criminal himself. It would seem arbitrary and therefore unjust to single out for the special privilege of being able to recover compensation from the authorities responsible for the prevention of crime a person whose property was damaged by the tortious act of a criminal merely because the damage to him happened to be caused by a criminal who had escaped from custody before completion of his sentence instead of by one who had been lawfully released or who had been put on probation or given a suspended sentence or who had never been previously apprehended at all. To give rise to a duty on the part of the custodian owed to a member of the public to take reasonable care to prevent a Borstal trainee from escaping from his custody before completion of the trainee's sentence there should be some relationship between the custodian and the person to whom the duty is owed which exposes that person to a particular risk of damage in consequence of that