I sent my Soul through the Invisible, Some letter of that After-life to spell: And by and by my Soul return'd to me, And answer'd "I Myself am Heav'n and Hell."
"世界是一面镜子，而镜子是一个谎言。"
Don’t be afraid to fail, be afraid not to try.
"Theoretical computer science is not just about solving problems; it's about understanding the nature of computation itself."