Sunk Costs are investments of time, energy, and money that can’t be recovered once they’ve been made. No matter what you do, you can’t get those resources back. Continuing to invest in a project to recover lost resources doesn’t make sense — all that matters is how much more investment is required versus the reward you expect to obtain.

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Now, people have the ability to filter out anything they don’t want to pay Attention to, either by ignoring the offending message or by shifting their Attention to something else. The moment you start talking about something your prospects don’t care about, they’re gone.

If you don’t know your Throughput, make it a priority to find out — measuring Throughput is the first step toward improving it.

Most drivers don’t buy expensive off-road-capable vehicles because they actually drive off the road. They buy them because off-road capability makes them feel adventurous and bold, capable of meeting any driving challenge.

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Чем более некомпетентен человек, тем меньше он осознает свою некомпетентность. Чем больше он знает, тем правильнее оценивает свои способности и, следовательно, сильнее в них сомневается до тех пор, пока на практике не убедится, что действительно ими обладает

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When creating your list of MITs, it’s useful to ask a Self-Elicitation question: “What are the two or three most important things that I need to do today? What are the things that — if I got them done today — would make a huge difference?” Write only those tasks on your MIT list, then try to get them done first thing in the morning.

Making mistakes is inevitable: no one is perfect. You will make a few decisions that, in retrospect, you’ll wish you hadn’t — count on it. If you could turn back time, you’d try a different approach, but you can’t. There will always be other projects, provided you don’t double down on a risky project to recover your losses. Throwing good money after bad is not a winning strategy.