«Ignorance more often begets confidence than knowledge.» Charles Darwin - Shane Parrish

if you find yourself biting your tongue in group situations, if you find yourself or your team resisting change or continuing to do something in one way simply because that’s how you’ve always done it in the past — be on your guard! The inertia default is likely at work.

There is an old adage that encapsulates this: “To the man with only a hammer, everything starts looking like a nail.” Not every problem is a nail. The world is full of complications and interconnections that can only be explained through understanding of multiple models.

The only controllable variable in any situation is you. Oddly, it's the last one people adjust.