Month: February 2019

Popper and Wittgenstein: Foes and Allies

There is a famous story about a debate between Popper and Wittgenstein at Oxbridge. In the middle of a heated exchange, Wittgenstein is said to have grabbed a fire poker and to have begun waving it in Popper’s direction, demanding that Popper present a single ethical claim that could be said to be well founded. With the veins on Wittgenstein’s head beginning to throb, Popper is said to have calmly produced such an ethical claim: “Don’t threaten visiting professors with fire pokers.” (more…)