Full Idea
To debate about suspending all our presuppositions requires a common ground which, upon being established, immediately renders the debate superfluous.
Gist of Idea
Attempts to suspend all presuppositions are hopeless, because a common ground must be agreed for the process
Source
David Roochnik (The Tragedy of Reason [1990], p.144)
Book Reference
Roochnik,David: 'The Tragedy of Reason: the Platonic logos' [Routledge 1990], p.144