New Delhi, April 25 -- Best of the Week is a weekly newsletter by Siddharth Sharma/Shravani Sinha. Subscribe to Mint's newsletters to get them directly in your inbox.

Pirojsha Godrej doesn't seem like someone carrying the weight of a 129-year-old empire on his shoulders. He laughs off the 70-hour work week, "Not at all, not at all," travels to a country he hasn't visited yet (103 and counting), and quietly collects Mughal manuscripts in his spare time, including rare pages from the Hamzanama, arguably the world's greatest manuscript.

But calm need not be mistaken for lack of ambition.

At 45, Pirojsha takes over as chairman of Godrej Industries Group with a target of tripling the group's market cap to Rs.5 trillion in five years. Revenu...