理解程序的最好方法是尝试改变它。
The best way to understand a program is to try to change it.
I don't think you can ever do your best. Doing your best is a process of trying to do your best.
It is not the place that makes the person, but the person who makes the place.
心要安放在身体里(指心要专注内守)。
如果你没有前进,那你就是在落后。
The photograph is literally an emanation of the referent. From a real body, which was there, proceed radiations which ultimately touch me, who am here.