没有自然光的房间就不是房间。

自由とは、自分自身に責任を持つことだ。

解析：教导学生，不到他想弄明白而不得的时候，不去开导他；不到他想出来却说不出来的时候，不去启发他。

思考你的未来的最佳时机就是现在。

Nothing will have taken place but the place itself.

Art is not a mirror to reflect the world, but a hammer with which to shape it.

Don't just fight in the North or the South. Always imagine every battle in your mind, where everyone is both your enemy and your friend, and all possible events happen simultaneously. That way, nothing will take you by surprise, and everything that happens will be something you've already imagined.