Full Idea
Almost nothing that one knows of history or geography or science has adequate sensory support, present or even recalled.
Gist of Idea
Most of our knowledge has insufficient sensory support
Source
Ernest Sosa (Beyond internal Foundations to external Virtues [2003], 6.7)
Book Reference
Bonjour,L/Sosa,E: 'Epistemic Justification' [Blackwells 2003], p.117
A Reaction
This seems a bit glib, and may be false. The main issue to which this refers is, of course, induction, which (almost by definition) is a supposedly empirical process which goes beyond the empirical evidence.