我們生活在一個(gè)過(guò)去總是存在，未來(lái)總是不確定的世界中。
I'm a survivor. I'm like a cockroach, you just can't get rid of me.
You have to fight to reach your dream. You have to sacrifice and work hard for it.
The concept of topological protection in electronic systems is a profound insight that bridges abstract mathematics and practical physics.