普通城市是从中心的囚禁中解放出来的城市，从身份的束缚中解放出来。

决策分析是根据价值和不确定性评估复杂选择的学科。

伟大的哲学家是真理的伟大爱好者。

Old soldiers never die. They just fade away.

Change is inevitable, but progress is a choice.

The best solutions often come from listening—to nature, to science, and to the people on the ground.

在地球系统的伟大运作中，有机和无机力量完美和谐。