数学中最深刻的见解往往来自最抽象的理论。
The deepest insights in mathematics often come from the most abstract theories.
"Books are the most powerful weapons in the world."
诗人的心是一面镜子,反映世界的美丽和痛苦。
最成功的品牌不追随趋势,他们创造潮流。