你的时间有限，所以不要浪费在过别人的生活上。
The great challenge of modern politics is to reconcile the demands of identity with the requirements of liberal democracy.
A computer program does what you tell it to do, not what you want it to do.
出自《抱朴子·博喻》。登高的人，要警惕的是爬高了会摔下来，渡深水的人，往往是因为船太重才出了祸。要适可而止，不要过于贪婪。
Wisdom comes to us when it can no longer do any good.
The only limit to our realization of tomorrow will be our doubts of today.