When I found myself regarded as respectable, I began to wonder what sins I had committed. I must be very wicked, I thought. I began to engage in the most uncomfortable introspection.
The true function of logic ... as applied to matters of experience ... is analytic rather than constructive; taken a priori, it shows the possibility of hitherto unsuspected alternatives more often than the impossibility of alternatives which seemed prima facie possible. Thus, while it liberates imagination as to what the world may be, it refuses to legislate as to what the world is