📖 Business
People Products Profits
Horowitz's priority stack for running a company: take care of People first, then Products, then Profits — in that strict order. The claim is causal, not just philosophical: if you take care of your people, they will build great products; if the products are great, profits follow naturally. The reverse does not hold. Optimizing for profits first (cutting training budgets, squeezing headcount, under-investing in culture) destroys the people foundation, which degrades the products, which eventually kills the profits you were trying to protect. This is the chapter Horowitz calls "the most important one in the book."
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XP
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How It Works

People (the foundation):

  • Train your own people — Most startups skip formal training entirely. Horowitz argues this is insane: a manager who trains their team gets compounding returns on every employee's output. Don't outsource training to HR or online courses. The manager should teach.
  • Build clear career paths — People leave companies when they can't see a future. Define what growth looks like for every role.
  • Create "a good place to work" — This isn't a perk or a ping pong table. It means: people have the tools, information, and authority they need to do their jobs well. Bureaucratic obstruction is the enemy.
  • Retain top talent actively — Don't wait for the resignation. Understand what motivates your best people and ensure they're getting it.

Products (built by great people):

  • Good product managers write their own specs — They don't delegate the thinking to committees or consultants. The spec is the product of their understanding.
  • Engineering quality is non-negotiable — Great people won't stay at a company that ships garbage. Quality standards attract and retain talent (circular reinforcement with People).
  • Iterate based on customer reality — Not market research decks, but actual customer conversations and usage data.

Profits (the result, not the goal):

  • Profits are the scoreboard, not the game plan
  • Short-term profit optimization that damages people or products is borrowing from the future
  • Sustainable profits come from products customers love, built by people who are invested

The mistake pattern: New CEO arrives, sees declining profits, cuts headcount and training budget to boost margins. Best people leave (they have options). Product quality drops. Customers notice. Profits decline further. CEO cuts more. Death spiral.