Prolonged contact with the computer turns mathematicians into clerks and vice versa.

财富的积累有赖于节俭和投资。

The landscape shapes the people as much as the people shape the landscape.

Economic history teaches us that change is possible, but it is rarely easy.

I had ambition not only to go farther than any man had been before, but as far as it was possible for a man to go.

我们的潜力是一回事。我们如何利用它是另一回事。