The world is a puzzle; the pieces are scattered, and no one has the picture on the box.
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.
"To live is the rarest thing in the world. Most people exist, that is all."
一个幸福晚年的秘决不是别的，而是与孤寂签订一个体面的协定。
The story is told by the dead, and the dead have no need for lies.