Dhaka, April 6 -- Ten years ago, Indian Prime Minister Narendra Modi stood on the grand stage of the 102nd Indian Science Congress in Mumbai University, garlanding Professor Muhammad Yunus with a gold medal alongside other Nobel Laureates.

In his speech, Modi lauded the Nobel Peace Prize winners including Dr Yunus, saying: "We have here with us Nobel Laureates whose work in science has given new hope against dreaded diseases.

We also have one whose own understanding of social science gives the poorest a life of hope, opportunity and dignity."

At that time, no one could have imagined that a decade later, this moment - captured in a single photograph - would be returned to Modi himself by Yunus during a formal bilateral meeting.

But tha...