We had this joke. A meeting of faculty heads is taking place. The topic - funding. The chairman says: "Hey, physicists, why are you so expensive? You need all

We had this joke. A meeting of faculty heads is taking place. The topic - funding. The chairman says: "Hey, physicists, why are you so expensive? You need all those gadgets and materials to perform your experiments. Look at the mathematicians. All they need to produce a research paper are a box of paper, a box of pencils, and a trash can." "We don't even need trash cans, sir." announces the dean of Philosophy.