Not even identical twins can have the exact same experiences, and their brains are not wired the same way.
John MedinaThere are nature and nurture components to virtually every behavior a human experiences. The research effort lies only in finding the relevant percentages, not on some absolute value. That's one of the reasons behavioral scientists have to be really good statisticians.
John MedinaA third or more of the brain is devoted to visual processing, not true of any other sense. We have color vision and it is truly binocular. This sophistication is not true of other senses, such as smell, where many genes are actually mutated and no longer work.
John MedinaThe brain appears to have been designed to solve problems related to surviving in an outdoor setting, in unstable meteorological conditions, and to do so in near constant motion.
John Medina