The bottleneck of AI is not algorithms, but data quality.

The discovery of topological insulators has opened up a new frontier in condensed matter physics, where the interplay between topology and symmetry leads to novel quantum states of matter.

读书人虽然有学问，但只有知行合一，把学问付诸于生活实践，才是最根本的。否则的话，就是《弟子规》上讲的“不力行，但学文，长浮华，成何人”了。

不能以牺牲他人自由为代价来获得持久和平。