New Delhi, Dec. 22 -- A short, resurfaced video of Warren Buffett has once again set the investing world abuzz, reminding both seasoned market participants and first-time investors why simplicity and conviction often trump complexity. The 31-second clip, shared by Kevin Carpenter on X, captures Buffett distilling decades of experience into a deceptively simple idea: wealth does not require hundreds of brilliant bets-just a handful of truly good ones.

"You need a moat in business. that's what we are looking for all the time," Buffett says in the clip, adding that investors are unlikely to find such protection in commoditised industries like steel, carbon, or even integrated oil companies.

He goes on to underline a principle that has guid...