Common misquote of the great Thomas Jefferson. http://wiki.monticello.org/mediawiki/index.php/Government_big_enough_to_supply_you Please, see that link and cease to attribute that statement with him.
"We have never found such a statement in Jefferson's writings. As far as we know, this statement actually originates with Gerald R. Ford"
The universe is an island, surrounded by whatever it is that surrounds universes.