Not-So-Guru Playbook

Not-So-Guru Playbook

Health is Wealth

Health Is Wealth

Mental Energy Is Not Unlimited

Hillman Lentz's avatar
Hillman Lentz
Apr 15, 2026
∙ Paid

Energy is often approached from a physical standpoint—sleep, nutrition, movement. Those matter, but they don’t fully explain why some days feel more draining than others.

Mental energy is shaped by how often you start, stop, and restart. Each transition requires effort, even when it feels minor.

Frequent switching creates a quiet form of fatigue. Not the …

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