积极情绪不是微不足道的奢侈品，而是最佳功能的关键必需品。

Banks should focus on long-term value rather than short-term gains.

质量不是一种行为，而是一种习惯。

Mathematical intuition often guides the development of algorithms, but it is the rigorous proof that ensures their correctness and efficiency.

世界是一本书，不旅行的人只读了一页。