The future is not a result of choices among alternative paths offered by the present, but a place that is created—created first in the mind and will, created next in activity.

如果你愿意，我们可以回到那个山洞。

你不必完美无缺也能令人惊叹。

我相信要直面挑战，而不是回避它们。

我们在开采中做出的每一个决定都会影响几代人。