મન માંકડું છે.

mana māṁkaḍuṁ chē.

Literally: The mind is a monkey.
What it means: Human thoughts are restless, unstable, and constantly jumping from one thing to another.

Also said as

ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1923) · read from the scan by machine — the Gujarati itself is unchecked · English is machine-made and nobody has checked it yet

Heard it differently, or know we've got the sense wrong? Tell us — that is exactly the kind of correction this needs.