Mathematics is not a spectator sport.
未说出的往往比说出的更有力量。
Love is or it ain't. Thin love ain't love at all.
美德比恶德更值得担忧，因为它的过度不受良心的调控。
"We are all apprentices in a craft where no one ever becomes a master."
我相信讲故事有改变世界的力量。