New Delhi, May 1 -- John C. Bogle, the visionary founder of the Vanguard Group, transformed the investment world with his advocacy of low-cost index funds.

In his iconic book The Little Book of Common Sense Investing, first published in 2007, Bogle discusses decades of financial wisdom into thought-provoking and enlightening guidance for both retail investors and professionals.

Here are seven pivotal lessons from the book that can help investors make well-considered and prudent investment decisions.

Bogle was an ardent supporter of low-cost index funds, funds that mirror the performance of the overall stock market. By minimising fees, investors can retain a larger share of returns, making index funds a reasonable and prudent choice for...