Real world

Being useful means that you are good at getting things done in a specific area, so that people above you can delegate that completely

the fewer headaches you create for your leadership chain, the bigger the rewards.

Being valued, on the other hand, means that you are brought into more conversations, not just to execute, but to help shape the direction

With no patience for learning that, I discovered I could do a pretty good job faking it by putting no fingers and thumbs in the ball and kind of twisting my elbow and chucking the ball down the lane.

There’s nothing you can do to improve as long as you keep bowling like that. You’ve maxed out. If you want to get better, you’re going to have to learn to bowl properly.

The model lists five phases of skill acquisition: Novice Advanced Beginner Competent Proficient Expert

skill acquirers move from “dogmatic following of rules and lack of big picture” to “intuitive transcending of rules and complete understanding of big picture.”

After a relatively short phase of being a complete initiate, however, one reaches a point where the skill acquisition becomes possible as a solo activity via practice, and the renewed and invigorated acquirer begins to improve quite rapidly as he or she picks “low hanging fruit.”

The Advanced Beginner stage is the last one in which the skill acquirer has no understanding of the big picture. As such, it’s the last phase in which the acquirer might confuse himself with an Expert

if I don’t understand it, it must be easy

I go from my optimistic self-assessment to a logical fallacy as my bowling career continues: “I know that I’m doing it right because, as an expert, I’m pretty much doing everything right by definition.”

ten years of experience or the same year of experience ten times,”

It’s during the full lifetime of a project that a developer gains experience writing code, source controlling it, modifying it, testing it, and living with previous design and architecture decisions during maintenance phases

They’ve officially become Expert Beginners, and they’re ready to entrench themselves into some niche in an organization and collect a huge paycheck because no one around them, including them, realizes that they can do a lot better.