Of course politics is an interesting and engrossing thing. It offers no immutable laws, nearly always prevaricates, but as far asblather and sharpening the mind go, it provides inexhaustible material.
Dear Mother, I am getting on nicely in my work at the bank, and like it ... I want to find out something about the science of money while I am at it; it is an extraordinarily interesting subject.
In the matter of physics, the first lessons should contain nothing but what is experimental and interesting to see. A pretty experiment is in itself often more valuable than twenty formulae extracted from our minds.
There is a reward structure in science that is very interesting: Our highest honors go to those who disprove the findings of the most revered among us. So Einstein is revered not just because he made so many fundamental contributions to science, but because he found an imperfection in the fundamental contribution of Isaac Newton.