justice, ensure domestic tranquility, provide for the common defense, promote the general welfare and secure blessings of liberty to ourselves and to our prosperity and posterity. that is the preamble of the constitution that president biden and i swore an oath to uphold and defend and that is the enduring promise of the united states of america. my fellow americans, it is my honor to introduce a public servant with the character and fortitude to meet this moment. a leader whose life's work has been moving our nation toward that more perfect union.