Such has been Cheteshwar Pujara's concentration levels and zeal to occupy the crease that it often leaves a bowler frustrated. To disturb Pujara's focus, the bowler does tend to sledging at times. But Pujara says that he doesn't step into the trap and hardly gives it back as it might affect his concentration.

from Times of India https://timesofindia.indiatimes.com/sports/cricket/news/sledging-doesnt-affect-me-as-i-always-try-to-be-in-the-zone-cheteshwar-pujara/articleshow/76455783.cms