तथा स्वभाववशतो द्रव्यकालक्रियाक्रमाः ।नियतं साधयन्त्याशु प्रयोगं युक्तियोजिताः
In plain words
-- so too, by the compelling force of their own nature, the successive workings of substance, time, and action, joined by right means, swiftly and invariably bring the application to fulfilment.