Why do my meditation experiences vary so much day to day?

Patanjali would ask what you're actually observing. Most people expect meditation to feel the same each time, but your mind isn't a machine—it responds to sleep, stress, digestion, moon phases, whether you fought with someone that morning. That variation is data, not failure. A scientist doesn't dismiss an experiment because conditions shifted; they account for variables. Track them: sleep quality, what you ate, your emotional state before sitting. After two weeks, patterns emerge. You might notice you meditate deeper after exercise, or that anxiety-heavy days produce restless sessions. Neither is wrong. Both teach you how your mind actually works. Patanjali emphasized abhyasa—consistent practice—not consistent bliss. The practice is learning to observe whatever arises without collapsing into judgment. Some days are quiet. Some days your mind sprints. Both are valid data about your capacity, your patterns, your honest relationship with attention. The goal isn't uniform experience. It's deepening self-knowledge through honest observation, which is how mastery develops. Watch the variation. It reveals you.