The goal of mathematics is to make the simple complicated, and the complicated simple.
数学的目标是使简单的复杂化，使复杂的简单化。
"A man's face is his autobiography. A woman's face is her work of fiction."
Laughter is timeless, imagination has no age, and dreams are forever.
真正的友情在困难时才会被考验。
一个人要走多少路才能被称为男人
"The best stories are those that challenge us to see the world differently."
最好的书是读完后仍长久留在你心中的书。