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Leadership is about having the courage to make tough decisions and the humility to learn from mistakes.

人們心中所寄予的世俗希望化為灰燼——或者繁榮；然后，就像沙漠塵埃上的雪，照亮一兩個小時——然后消失。

Sustainability isn't an option; it's a responsibility we owe to future generations.

The very existence of libraries affords the best evidence that we may yet have hope for the future of man.

藝術家必須是宇宙的鏡子。