The world is so unpredictable. Things happen suddenly, unexpectedly. We want to feel we are in control of our own existence. In some ways we are, in some ways we're not. We are ruled by the forces of chance and coincidence.

True scientific progress is achieved not by mere accumulation of facts, but by the continuous refinement of theories and models.

Technology can be a powerful ally in ensuring sustainable fisheries, but only if used wisely.

"The connection between mathematics and computer science is not just a one-way street; each field enriches the other."

NP完全性的概念为理解计算问题的复杂性提供了一个强大的工具。