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當我們是大為謙卑的時候，便是我們最接近偉大的時候。

The PAC learning framework provides a formal way to quantify the learnability of a concept class.

Your past does not define your future.

The best safety protocols grow from respecting stone's unpredictable nature, not fighting against it.

若我再見你，時隔經年，我將如何致意，以眼淚以沉默。

In computational complexity, we are not just dealing with the limits of what we can compute, but also with the limits of what we can prove.

The past is a cupboard full of light and all you have to do is find the key that opens the door.