The search for reciprocity laws is a fundamental theme in the history of mathematics.
女人的美不在于她穿的衣服、她拥有的体态或者她梳发的样子。女人的美绝对是从眼睛散发的，因为那是通往她内心充满爱的门房。
The world is full of people who have never, since childhood, met an open doorway with an open mind.
想要画成方形或圆形就要遵循圆规和矩尺的法则，那么万事的功效就能显现出来。
Life is too short to be living someone else's dream.