The only thing that stands between you and your dream is the will to try and the belief that it is actually possible.
Mathematics is a creative endeavor, just like art or music.
苏联人是一个永远在等待的人——等待配给,等待命令,等待终结。
成功不是幸福的关键。幸福才是成功的关键。如果你热爱你所做的事,你就会成功。
"The past is not a place to live, but a place to learn from."