In spite of the differences between the biochemical and electronic processing of Information, the cognitive or mintal architectures serve to compare the various type of intelligence and to devise a common language for human, animal and artificial intelligence. This book contains the topics such as: 1. From intentional attitude to thought experiments 2. Arguments to support the existence of thought experiments 3.Architecture of thought 4. Naturaliztion of mintal contents 5. Social relationing and mintal construction of the worlds 6. From mintal representations to semiotics and socio-linguistics The book is addressed to students, teachers, researchers etc.