逻辑学研究不仅仅是关于推理规则，更是关于思想结构本身。

我不害怕冒险，走出舒适区。

To understand the cosmos is to understand ourselves, for we are made of the same stardust that forms the stars.

我是南方女孩，我喜欢来自南方。

The bond market is the ultimate indicator of market sentiment.

数学的美只向更有耐心的追随者展示。