理论计算机科学的重要性在于它能够为实际应用提供基础。
The importance of theoretical computer science lies in its ability to provide a foundation for practical applications.
The best characters are the ones who stay with you long after the book is closed.
【释义】上级不讲信用，就无法驱使下级；下级不讲信用，就无法侍奉上级，信用作为一种道德准则，意义十分重大。
The writer is either a practicing recluse or a delinquent, guilt-ridden one.