"The past is never dead. It's not even past."
过去从未消逝，它甚至还未过去。
The secret of change is to focus all of your energy not on fighting the old, but on building the new.
真相很少是纯粹的，也从不简单。
"A good programmer is not one who knows all the answers, but one who knows how to find them."
成长是痛苦的，但没有什么比停滞不前更痛苦。