Sink or Swim

> A good manager will give the engineer a long leash and time to figure things out on their own, but will jump in and help as soon as it looks like failure might impact the business.

As a newly-minted manager, this long leash is the hardest thing for me to learn. I've struggled with knowing when to jump in. The focus on business impact is a really useful lens!

> I've noticed a common scenario play out during the "awkward teenage years" of most, if not all, software engineers' careers.

The "awkward teenage years" is the best way I've heard this time period of JR to SR years described.