外交需要克服短期利益的诱惑,着眼于长远利益和全球发展。
The challenge with hepatitis C was not just to find the virus, but to understand how it evades the immune system.
In the realm of mathematics, every problem is an opportunity to discover something new and profound.
在数学的领域里,每一个问题都是发现新事物和深刻见解的机会。