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【原文】季文子三思而后行。子聞之曰：“再，斯可矣。”【譯文】季文子遇事總要思考三次，然后才行動。孔子聽說后，說：“思考兩次就可以了。”

The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all.

永遠不要停止學習，這個行業一直在發展。

Leadership means making tough decisions today that will benefit future generations.

理解自然的基本力量對于理解宇宙至關重要。