It’s a practical summary of Cal Newport’s Deep Work: “Sage Mode” = long, distraction-free focus on a meaningful, hard task. Do less, but at much higher intensity, and you’ll produce more in 2 focused hours than in 8–12 scattered ones.

Key ideas & tactics:

• Protect the environment. Choose (or engineer) a quiet, interruption-free place so focus is unavoidable.
• Time-block deep work. Put strict blocks (ideally mornings), batch similar tasks, and leave buffer time—don’t context-switch.
• Use a pre-work ritual. A consistent cue (same place, tools, checklist) tells your brain it’s time to go deep.
• Embrace boredom; avoid “dual high-cog” multitasking. Let idle gaps be thinking time (“productive meditation”) instead of doom-scrolling.
• Say no to “fluff.” Cut low-ROI tasks and the “any benefit” trap—focus on what actually moves the needle.
• Clean shutdown. End the day by listing next steps and scheduling them, then fully switch off.
• Rest deliberately. Use leisure/hobbies to recharge so tomorrow’s focus is stronger.