The only way to survive is to have a sense of humor.

"Geschichte wird von denen geschrieben, die sie überleben."

"The marks humans leave are too often scars."

In mathematics, the art of proposing a question must be held of higher value than solving it.

出自《论语·宪问篇》。遇到事情，不去抱怨上天，也不要去责备别人，应当能够扪心自问，好好地反省自己。

The most important single aspect of software development is to be clear about what you are trying to build.

【译文】 孔子说：“有益的爱好有三种，有害的爱好有三种。爱好礼乐、爱好称赞别人的优点，爱好广结善友，有益处；爱好放荡、爱好闲逛、爱好大吃大喝，有害处。”