The economic situation, the high cost of undertaking manufacturing, the supply chain - which is, by the way, dying out also as manufacturing undergoes hardship - make the U.K. not the first place you would look at to make a manufacturing investment.

At Tatas, we believe that if we are not among the top three in an industry, we should look seriously at what it would take to become one of the top three players.. or think about exiting the industry.

If you're going to succeed, you need a vision, one that's affordable, practical, and fills a customer need. Then, go for it. Don't worry too much about the details. Don't second-guess your creativity. Avoid overanalyzing the new project's potential. Most importantly, don't strategize about the long term too much.

Invention is not enough. Tesla invented the electric power we use, but he struggled to get it out to people. You have to combine both things: invention and innovation focus, plus the company that can commercialize things and get them to people.

The only thing I really think about is: How are we making decisions and getting things done such that Walmart is succeeding and creating value 50 years from now?

Retail is detail, and that plays out throughout the international business as well. Today's portfolio has got omnichannel businesses in Mexico, Central America, Canada, China, but we also have an e-commerce marketplace in India with Flipkart and our financial services business in India, PhonePe - those are a bit different, but the other markets have a lot of commonality strategically.