The ability to focus attention is crucial for learning, memory, and performance in complex tasks.

The beauty of the Langlands program lies in its ability to reveal hidden connections.

化学中的每一个发现都是向自然真理迈进的一步。

概率论不过是常识的量化。

暴政的根基是恐惧。

坚持梦想，即使全世界都不看好你。