The past is never dead. It's not even past.
The most important skill for a computer scientist is problem solving. The ability to formulate problems, think creatively about solutions, and express a solution clearly and accurately.
These young guys are playing checkers. I’m out there playing chess.
说话有分寸则少得罪人；行为有节制则少悔恨；爱慕有节制则要求少；快乐有节制则祸败少；饮食有节制则疾病少。
农业不仅仅是一门生意；它是一种生活方式。
The most important tool in science is not the microscope, but the mind.