Porkkalai is translation of \"The Art of War\" by Sun Tzu in Tamil language; it is one of the oldest classics from Chinese Literature used even today in field of military, business strategy and many more. Sun Tzu's thought-provoking ideas can be very well applied to Management of people and to win in competitive environments. Various countries have adopted & researched to apply Sun Tzu's Principles in defining Strategies and Management. Sun Tzu's Principle from Author's perspective below. 1.Only after winning by strategy and planning, you can win in the field 2.Objective of war is to win, not to show the competency of warriors; endless war has no meaning 3.Winning without war is ultimate strategy 4.All Tactical strategies are designed for defence 5.Strength of a strategy is proven when applied by right mind at right time 6.Sharp mind shapes the strategy that will enable to determine what the opponent should be doing in response 7.Right Competency and strategy assure victory 8.Strategy should be designed and used with high care as it results in defeat; if situations are slightly modified 9.Strategy differs, and it is shaped by circumstances 10.Behaviour of the leader determines the competency shown by the team in the field 11.Fear defeats all strategies 12.Information and Intelligence provided by spy are facts that cannot be compensated to create strategies.