释义：能够忍耐最难忍受的困苦，最终必能苦尽甘来。

I know you've heard it a thousand times before. But it's true-hardwork pays off. If you want to be good, you have to practice, practice, practice.

Innovation is the key to staying ahead in the dairy industry.

Abstraction is the key to managing complexity in software systems.

To remember is to fight against disappearance.