UNESCO's Report on education for the 21st century titled 'Learning - The Treasure Within' says that education throughout life is based upon four pillars – ' Learning to Know', 'Learning to Do', 'Learning to Live Together' and 'Learning to Be'.  (UNESCO Report http://www.unesco.org/delors/)I am of the opinion ‘Learning to Think’ is a very important constituent of ‘Learning to Know’. There are two schools of thought on learning how to think. One school believes that ‘thinking’…