你不尝试就不知道你能达到什么。
Change the way you look at things and the things you look at change.
The beauty of mathematics only shows itself to more patient followers.
爱情像一棵树,它自己生长,把根深深扎进我们的整个生命。
The chief beauty about time is that you cannot waste it in advance. The next year, the next day, the next hour are lying ready for you, as perfect, as unspoiled, as if you had never wasted or misapplied a single moment in all your life.