Full Idea
The world is corporeal, that is to say, body...and every part of the universe is body, and that which is not body is no part of the universe.
Gist of Idea
Every part of the universe is body, and non-body is not part of it
Source
Thomas Hobbes (Leviathan [1651], IV.46)
Book Reference
Hobbes,Thomas: 'Leviathan', ed/tr. Macpherson,C.B. [Penguin 1981], p.689
A Reaction
[Hobbes concedes existence to visible spirits, but not invisible ones]. This is the kind of remark which got Hobbes hated. It is also the sort of thing that makes him the best candidate for the 'first modern man'.