Pick one, and only one, new skill you wish to acquire. Put all of your spare focus and energy into acquiring that skill, and place other skills on te… - Josh Kaufman

Absence blindness is a cognitive bias that prevents us from identifying what we can't observe.

At the core, every business is a collection of processes that can be repeated to produce a particular result. By understanding how complex systems work, it’s possible to find ways to improve existing systems, whether you’re dealing with a marketing campaign or an automotive assembly line.

Experience makes it easier to avoid Absence Blindness. Experience is valuable primarily because the expert has a larger mental database of related patterns and thus a higher chance of noticing an absence. By noticing violations of expected patterns, experienced people are more likely to get an “odd feeling” that things “aren’t quite right,” which is often enough warning to find an issue before it becomes serious.