What are the causes and effects of fear among human and all beings capable of feeling it? What are the signs of fear and the physical phenomena that accompany it? Fear acts in two ways. At times it paralyzes and makes motionless; at other times it excites and gives extraordinary strength. Fear is, finally, a protection against death. But salutary as it is, and inspired by nature, the feeling is one that must be energetically contended against, because it is an emotion of the lower class which it is necessary to try to dominate and make submissive to the moral conditions of our existence. We...

For a long period of years, a child who was born deaf or blind has been called a defective. The belief that the deaf and blind could not be educated was so universal that within the last century they were actually referred to as children of "silence," "solitude" and "darkness," "sorrow-stricken children of silence," the pitiable object of dismal despair." How has it evolved? This book deals with the history of the sign language and the evolution of the education of deaf-mute.

For centuries the blind were regarded as objects of pity and as unfortunate beings. No interest had been manifested in the education of the blind. This book presents how evolved the situation of the Blinds and the development of their education. Who were the pioneers of this evolution? How was developed the Braille System used by people who are blind or visually impaired?