I quite agree with them that it is not an ennobling experience. Poverty entails fear, and stress, and sometimes depression; it means a thousand petty humiliations and hardships. Climbing out of poverty by your own efforts, that is indeed something on which to pride yourself, but poverty itself is romanticised only by fools.

Democracy is the worst form of government except all those other forms that have been tried from time to time.

Patience and persistence are the unsung heroes of scientific discovery.

变化是所有存在的基本过程。