人与人之间都是相互的。爱别人的人,别人一定也爱他;为别人谋求利益的人,别人也一定为其谋求利益;憎恨别人的人,别人一定也憎恨他;残害别人的人,别人也会残害他。
数学之美在于它能够精确而优雅地描述自然界的基本法则。
You can live to be a hundred if you give up all the things that make you want to live to be a hundred.
I'm not perfect, and I don't pretend to be.
The leather industry must adapt to changing consumer demands or risk becoming obsolete.
自信不是来自永远正确,而是来自不怕犯错。