"...pragmatism is perhaps the worst idea that philosophy ever had" says recently deceased philosopher, Jerry Fodor. Not only is it bad, but according to Fodor it is false, and necessarily so. Pragmatism suggests that rationalists have got it all the wrong way round. Instead of having thoughts about the world, we make plans in it. We can believe in the existence of material objects because belief in material objects is indispensable for science and science is what we want to do in the world. The problem is that it is impossible to put the cart before the horse. Whichever way one sets it up, being committed to the truth value of a proposition is always prior to everything else. Fodor puts it this way: "...the ability to think the kind of thoughts that have truth-values is, in the nature of the case, prior to the ability to plan a course of action. The reason is perfectly transparent: Acting on plans...requires being able to think about the world. You can't thin...