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天空才是極限。

Mathematics is the language with which God has written the universe.

Imagination is more important than knowledge. For knowledge is limited, whereas imagination embraces the entire world, stimulating progress, giving birth to evolution.

Loneliness is the human condition, and no amount of technology can change that.

Leadership is about creating a vision and inspiring others to follow it, even when the path is unclear.

大緩和既不偉大也不溫和。

人類整個歷史上最大的悲劇可能是宗教對道德的劫持。