过去从未消逝，它甚至还未过去。
The past is never dead. It's not even past.
译文：不要和他人争长短与得失，只求自己能增长知识和才干。赏析：我们在与人交往之中，少谈论别人的是非，少和别人争长短。不管是赢了还是输了，有什么用呢。与其和别人争论毫无关系的事情，不如静下心来多读书学习，多反思自己的言行，或许能收获很多知识。
我不梦想成功，我为成功而努力。
"Courage doesn't always roar. Sometimes courage is the quiet voice at the end of the day saying 'I will try again tomorrow.'"
Faith is taking the first step even when you don't see the whole staircase.
Cryptography is about communication in the presence of adversaries.