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The only limit to our realization of tomorrow will be our doubts of today.

"Ein Buch ist wie ein Garten, den man in der Tasche tr?gt."

We must design systems that are restorative and regenerative by nature.

釋義：人必須在現實事務中進行磨練，才能立定腳跟，無論外界是月朗風清還是狂風驟雨，都能保持內心平靜堅定。

A poet's work is to name the unnameable, to point at frauds, to take sides, start arguments, shape the world, and stop it going to sleep.

時節不寒冷，就不會知道松柏挺拔且郁郁蔥蔥的；事情不危難，就不會知道君子每日都在持守信念。