过去是你记得的、想象你记得的、说服自己记得的或假装记得的。
The past is what you remember, imagine you remember, convince yourself you remember, or pretend you remember.
The act of writing requires a constant plunging back into the shadow of the past where time hovers ghostlike.
在软件开发中,我们必须始终注意性能、复杂性和可维护性之间的权衡。