Verse 21

तथापि भावनां साधो पदार्थं प्रति नार्हसि ।अलातचक्रे स्वप्ने च भ्रमे वा केव भावना

In plain words

even so, good sir, you ought not hold any bhāvanā toward things — for in a whirled firebrand's circle, in a dream, or in a delusion, what bhāvanā is there at all?