Jefferson's Three Greatest Achievements

“ "because by these, as testimonials that I have lived, I wish most to be remembered."”
—Thomas Jefferson, Design for Tombstone and Inscription, undated
Jefferson's drawing for his obelisk gravestone with his epitaph that includes the three things his wished most to be remembered for: the Declaration of Independence; the Virginia Statute for Religious Freedom, and the University of Virginia.

What were Thomas Jefferson's greatest achievements? What did he most want to be remembered for?