Taken as a whole, the British public are a bit thick.
When windfall taxes were mentioned (now there's an idea) it was depressing how many people I worked with - who were supposed to be shit hot businessmen - repeated the meedybollocks about how taxing the energy companies would somehow stop them investing.
You really shouldn't have to explain to a room full of senior managers that profit is what you have after investing. (But I was pleased our Belgian CFO did ...)