The elegance of a mathematical proof is in its simplicity and clarity.
要想有自信的态度,请学习不曾学过的知识。
In the midst of winter, I found there was, within me, an invincible summer.
A good detective listens more than she talks.
Escribir es explorar los laberintos de la mente humana, donde cada giro revela un nuevo misterio.