The function of entrepreneurs is to reform or revolutionize the pattern of production by exploiting an invention or, more generally, an untried technological possibility for producing a new commodity or producing an old one in a new way.

"The books that help you most are those which make you think the most."

The psychologist must be an impartial observer.

In one of the stars I shall be living。 In one of them I shall be laughing。 And so it will be as if all the stars were laughing， when you look at the sky at night… You – only you – will have stars that can laugh.

我希望不久之后我们就能有一台能够解决所有数学问题的机器。

释义：世间万物的发展变化都由命运决定，人力难以控制分毫。