About Deaf-Blindness > What is Deaf-Blindness. Deaf-blindness is a low incidence disability and within this very small group of children there is great variability. Many children who are deaf-blind have some usable vision and/or hearing. The majority of children who are deaf-blind also have additional physical, medical and/or cognitive problems.
Introduction-David Hume. The Philosopher David Hume is famous for making us realize that until we know the Necessary Connection / cause of things then all human knowledge is uncertain, merely a habit of thinking based upon repeated observation (induction), and which depends upon the future being like the past.
rational in nature and suggests that people have the ability to choose right from wrong â in actual fact, it proposes that the major element governing a personâs choice of action is the basic human desire to obtain gratification and avoid pain (Bartol 1995:12; Glick 1995:71; White & Haines 2001:29).