Introduction Thinking is a daily process that always accompanies the human being. Like walking, thinking is a natural action we perform permanently. Because it is a vital process that every body needs, thinking became the subject of discussion for ages. Since the Greek philosophers until today no unanimous agreement was made about how we think and how the human brain works. Yet, unlike today, thinking attracted a minor concern at that time as communities used …showed first 75 words of 2371 total…

…showed last 75 words of 2371 total…