Dueling to the Death to Prove a Theorem

Whoever posts items on Facebook for MATLAB posted this fascinating article on 10 of the maddest scientists who ever lived. My favorite line in this article comes from the blurb about Kevin Warwick:

Research is meant to be risky, transgressive, and unsettling, and Warwick reminds us that there are still scientists out there who would probably duel to the death to prove a theorem.

Here, here!