Success in business requires training and discipline and hard work. But if you're not frightened by these things, the opportunities are just as great today as they ever were.

People who cannot find time for recreation are obliged sooner or later to find time for illness.

The stranger is an element of the group itself, not unlike the poor and sundry 'inner enemies'—an element whose membership within the group involves both being outside it and confronting it.

世界的未来在于城市。

阅读是不动而旅行；写作是旅行而不动。