[discostu]

The difference between being certain and knowing is what philosophy is all about.

[thinktwice]

what philosophy is all about

Philosophy is about ... everything, not just questions regarding certainty and knowledge.

[cornelis]

The difference between being certain and knowing is what philosophy is all about.

Hmmm. Maybe you could help discostu out, since you appear to have read--or at least remembered more-- than dicostu. You do remember how Socrates closes out the Phaedrus?