The tears of the world are a constant quantity. For each one who begins to weep, somewhere else another stops. The same is true of the laugh.
The study of computational complexity is not just about classifying problems; it is about understanding the nature of computation itself.
"In the quest for truth, there are no shortcuts, only the relentless pursuit of knowledge."
真相很少是纯粹的，也从来不是简单的。
Architecture begins where engineering ends.