The most interesting art is the art that makes you think.
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。
质量从来不是偶然的;它始终是智慧努力的结果。
The voice is an instrument that is very close to the soul.