The sea is a place of both danger and beauty, a reminder of the fragility of life.

The beauty of chemistry lies in its ability to explain the world at the molecular level.

不必担忧财富不多，只须担忧财富不平均，不必担忧人口稀少，只须担忧境内不安宁。……既来了，要使他们安家乐业。

The future of AI is in understanding how the brain works.