Take the instruction whole

Someone is showing you how to do the thing. The new system, the safe way to lift it, the order the regulars expect. And while their mouth is moving, your mind is already three steps ahead — rehearsing your reply, deciding you've heard enough, half-sure you know where this is going. You walk away with the gist and miss the one detail that mattered.

Marcus set himself a harder standard for taking instruction: "Accustom thyself to attend carefully to what is said by another, and as much as it is possible, be in the speaker's mind" (Meditations 6.53, Long). Not just hear the words. Get inside where they're coming from — why the trainer stacks it that way, what the veteran learned the hard way, what the customer is actually asking for under the words they used.

This is the week's keystone, because being teachable comes down to one repeatable act: receiving what another person is trying to give you, all of it, before you start sorting it. The apprentice who truly listens to the journeyman learns in a year what the half-listener fumbles at for five.

You can't be taught by someone you're only waiting to answer.