Leadership means having the courage to make tough decisions today for a better tomorrow.
The old believe everything; the middle-aged suspect everything; the young know everything.
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。
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.