The furthest distance in the world，Is not between life and death.But when I stand in front of you，Yet you don't know that I love you.

To understand behavior, look for the utility in it.

I don’t do things for the response or the controversy. I just live my life.

"Hope is the thing with feathers that perches in the soul, and sings the tune without the words, and never stops at all."

Cryptography is about communication in the presence of adversaries.