一本书是世界的一个版本。如果你不喜欢它，忽略它；或者提供你自己的版本作为回报。
"A book is a version of the world. If you do not like it, ignore it; or offer your own version in return."
What good's an opinion if you don't know?
My blindness has never been a limitation; it has taught me to see the world in a different way.
我们的粉丝和我们一起成长，这真的很特别。
计算机科学和数学的交汇处是最令人兴奋的突破发生的地方。