The study of topological phases of matter is not just about discovering new materials; it's about uncovering the fundamental principles that govern the quantum world.

Keep all your things visible in a hotel room， not in drawers， and all gathered into one spot. That way you’ll never leave anything behind. If you need to have something like a charger off to the side， place a couple of other large items next to it， because you are less likely to leave 3 items behind than just one.

【释义】与其一味行善，不如先停止作恶；与其在犯错后弥补，不如平时谨慎反省，防微杜渐。