Solve the Puzzle of Life

Ⅰ. The Essence of Life and a Main Concept
Ⅱ. Disadvantages of Existent Definitions of Life
Ⅲ. Progress of System Theories
Ⅳ. Probability of Super Orderly Structure
of Living System
Ⅴ. Why Creature Has Super Complex Structure
Ⅵ. The Sufficient and Necessary Conditions of
Life Origin and the Definition of Life
Ⅶ. Artificial Life