Was the ancient Indians can boast of few significant achievements?

No, ancient Indians made significant achievements in various fields such as mathematics, art, architecture, philosophy, and science. They made important contributions to fields like algebra, trigonometry, astronomy, and medicine, leaving a lasting impact on global knowledge and understanding. Their cultural and spiritual heritage, including the Vedas, Upanishads, and epics like the Mahabharata and Ramayana, continue to inspire people worldwide.