板块构造理论是地质学的统一理论。

Never stop learning, because the world never stops changing.

Boundaries define us. They define what is me and what is not me. A boundary shows me where I end and someone else begins, leading me to a sense of ownership.

课程必须被视为达到目的的手段，而不是目的本身。

"Effort makes you. You will regret someday if you don’t do your best now. Don’t think it’s too late but keep working on it."