成功不在于从不犯错，而在于从不重蹈覆辙。
Success does not consist in never making mistakes but in never making the same one a second time.
The act of creation is an act of magic.
The world breaks everyone, and afterward, many are strong at the broken places.
To do mathematics is to engage in an act of creation and discovery simultaneously.
软件系统最重要的方面是它满足用户需求的能力。
