"A good book is a friend that never leaves you."
一本好书是一个永远不会离开你的朋友。
Mathematics is the language in which the universe writes its deepest secrets.
过去总是与我们同在，因为它滋养着现在。
"War is a dark thing, but sometimes it is the only light we have."
领导者的角色是创造更多的领导者，而不是追随者。