Successful founders often exhibit an obsessive focus and a level of irrationality in their pursuits, as exemplified by Elon Musk's approach to launching SpaceX.

Elon Musk invested his entire fortune into SpaceX, demonstrating extreme commitment by planning for three rocket launches, despite the risk of failure.

Musk's willingness to risk bankruptcy for the chance of success in his rocket launches illustrates a remarkable level of irrationality that can be seen as admirable in the context of entrepreneurship.