Nothing that you will learn in the course of your studies will be of the slightest possible use to you in after life – save only this – that if you work hard and intelligently you should be able to detect when a man is talking rot, and that, in my view, is the main, if not the sole, purpose of education.

As reported in: 'Oxford Remembered' by Harold Macmillan, in The Times, 18 October 1975