书籍是桥梁——连接人与人、地方与地方、时代与时代。
Books are bridges—between people, places, and times.
凡事要有节制，一生便不会因不恰当的行为而蒙受羞耻。
Life is full of possibilities, death is final.
To me, fearless is not the absence of fear. It's not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them. To me, fearless is living in spite of those things that scare you to death.
In mathematics, the art of proposing a question must be held of higher value than solving it.