
We The People of the United States in Order to form a more perfect Union, establish Justice, endure domestic Tranquility, provide for the common defense, promote the general Welfare, and secure the Blessings of Liberty to ourselves and our Posterity, do ordain and establish this Constitution for the United States of America.

Taken from page 35 of this booklet the Constitution of the Unites States of America.
If you are going to quote from it, you should at least read it.