解释：一天放过敌人，会留下长期的祸害。
The realization of a practical quantum computer will require breakthroughs in both hardware and software.
Diversity drives innovation; it's the fuel for creative thinking.
The best way to learn mathematics is to do mathematics.
Language is a process of free creation; its laws and principles are fixed, but the manner in which the principles of generation are used is free and infinitely varied.