Day 23 · Q1: Self-Knowledge · January 23, 2026

Pause. Breathe. Begin.

I .   L E C T I O

Baruch Spinoza

Ethics, Part III, Preface

I shall consider human actions and appetites just as if it were a question of lines, planes, and bodies.

C O N T E X T

Spinoza, writing in the 1670s, proposed something radical: study human emotions with the same detachment a geometer studies shapes. No moral judgment, no shame — just honest observation of what we feel and why.

I I .   M E D I T A T I O

Can you observe your own emotions without judging them — as if studying a natural phenomenon?

I I I .   S C R I P T I O

Write one sentence describing an emotion you felt today, as if you were a scientist observing it from the outside.

I V .   C O N N E X I O

Spinoza's geometric approach to emotions is a method of self-knowledge that differs from both Socratic questioning and Stoic judgment-correction. Is detached observation a deeper tool than either?

This practice exists because of readers like you.

Sustain it

Tomorrow's passage, delivered at dawn.