The old believe everything, the middle-aged suspect everything, the young know everything.
 释义:贫穷和地位低下不是什么耻辱的事,但因为贫穷和地位低下而向他人谄媚奉承,乞求得到施舍,就真是耻辱。
"The most important single aspect of software development is to be clear about what you are trying to build."