The development of quantum mechanics early in the twentieth century obliged physicists to change radically the concepts they used to describe the world.
I must say to myself that I ruined myself, and that nobody great or small can be ruined except by his own hand. I am quite ready to say so. ... Terrible as was what the world did to me, what I did to myself was far more terrible still.
How I understand the philosopher - as a terrible explosive, endangering everthing... my concept of the philosopher is worlds removed from any concept that would include even a Kant, not to speak of academic "ruminants" and other professors of philosophy.