What is the most important part of the declaration of independence? (thesis statement)

~Summary of the Declaration of Independence.~
1) The 1st paragraph states that a people in revolt should declare their reasons for doing so.
2) The 2nd paragraph provides the intellectual or philosophical framework that sets forth the conditions that may justify a revolt.
3) The third section consists of a list of offenses by the King of England that purports to satisfy the conditions of paragraph 2.
4) The closing paragraph contains the formal declaration that separated the colonies from the Crown. 

*I got my information from http://www.dailykos.com/story/2016/7/5/1545268/-What-is-the-thesis-of-the-Declaration-of-Independenc...