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The greatest art is that which makes the invisible visible.

The political liberty of the subject is a tranquility of mind arising from the opinion each person has of his safety.

數學的美在于它既是藝術又是科學。

八小時的訓練,痛的只是身體,但如果輸球,你痛的是心。

預測未來的最好方法就是去實現它。

On the path of science, failure is the norm, but each failure brings us closer to success.

Retire into yourself and ask yourself this question: Must I write？ If the answer is yes， then you must keep writing.