Your most unhappy customers are your greatest source of learning.
你最不满意的客户是你最大的学习来源。
钱不会从天上掉下来，必须脚踏实地去挣。
Innovation is not just about new ideas, but the relentless execution of those ideas that truly changes the game.
The past is what you remember, imagine you remember, convince yourself you remember, or pretend you remember.
古代的学者，为自己才学不高而担忧，就发奋学习，迎头赶上；现在的文士，为自己才学不高而羞愧，就隐满短处，避忌批评。