Figure 1: The structure Brain carries out functions like thinking, emotions, problem solving, sum total of a person's personality including moral standards/judgements/reasoning etc, language/speech, hearing, vision, making sense of perceptions and regulating motor activities, balance/coordination, heartbeat/respiration/other vital functions, hormonal and related balances. All these functions can be subsumed under a broad category of functions called Mind. Brain is the structure, Mind a collection of its functions. Brain and Mind, though connected concepts, are not synonyms. They should not be used interchangeably.