Verse 19

यथा नौयायिनो मिथ्या स्थाणुस्पन्दमतिस्तथा ।असत्यैवोत्थिता नित्यमाकाराणां परम्परा

In plain words

As, for one travelling in a boat, there is the false notion that a stationary post is moving -- so the unbroken succession of forms, ever arising, is unreal alone.