Moore vs Scepticism: Kelly's Defence

P1. Here (holding up one’s left hand) is one hand.

P2. Here (holding up one’s right hand) is another.

C1. Therefore, there are at least two hands.

C2. Therefore, there are at least two things to be met with in space (in external world).

MOOREAN FACT: “one of those things that we know better than we know the premises of any philosophical argument” (Lewis)

Kelly’s Contention: the sceptic can persuade us philosophically, but would never be reasonable to accept scepticism.

 The problem is that scepticism can offer seemingly flawless arguments which are at odds with common sense.

Epistemic norm: never abandon MB on the…