The most important object of both the workmen and the management should be the training and development of each individual in the establishment, so that he can do (at his fastest pace and with the maximum of efficiency) the highest class of work for which his natural abilities fit him.

我总是努力在生活中保持积极和乐观。

数学教会我们同时进行逻辑和创造性的思考。

The greatest happiness is to know the source of unhappiness.

The true artist does not create for fame, but for the sheer joy of creation.

我能做的一切就是做我自己，你管我是谁。

The best way to learn mathematics is to do mathematics.

If a doctrine is not unintelligible, it has to be vague; and if neither unintelligible nor vague, it has to be unverifiable.