The whole body of the nation is the sovereign legislative, judiciary, and executive power for itself. The inconvenience of meeting to exercise these powers in person, and their inaptitude to exercise them, induce them to appoint special organs to declare their legislative will, to judge and to execute it. It is the will of the nation which makes the law obligatory.

Memoirs, correspondence and private papers of Thomas Jefferson, ed. by T.J. Randolph (ed. 1829)