The only truly secure system is one that is powered off, cast in a block of concrete and sealed in a lead-lined room with armed guards - and even then I have my doubts.
唯一真正安全的系统是关闭的，浇筑在混凝土块中，并密封在有武装警卫的铅衬房间中——即便如此，我仍有疑虑。
The best time to plant a tree was 20 years ago; the second best time is now.
爱是试图理解对方。
煤炭是我国的主体能源，在相当长时期内仍将是我国能源安全的基石。
Data is cold, but services should be warm.
The best reader is the writer who reads his own work.
解释：才华有高下之分，没有古今之别；文章有真实、虚伪之差，没有新旧之异。