梦想是现实的种子。
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.
世界如此之大，同时又如此之小。
The flower is the star, the star is the flower.
We must balance economic growth with environmental responsibility.
The theatre is a place where we can confront our demons in public.
A good mathematician should be both rigorous and imaginative.
