The YouTuber regrets not starting to invest earlier in his career. He illustrates the power of compounding through a story about triplets who each invested differently, showing that early and consistent investment yields the greatest returns despite the total amount invested. He aims to demystify mutual funds and encourage viewers to begin investing, regardless of the amount, emphasizing the importance of time in the investment process. Early Investment is Crucial: The speaker emphasizes the significant impact of starting investments early. Delaying even a few years drastically reduces the final corpus, even with similar total savings. Power of Compounding: The triplet example highlights the power of compounding returns over a long period. Investing smaller amounts earlier yields far greater returns than larger amounts invested later. Time in the Market > Timing the Market: The speaker's regret stems from not starting early. Consistent long-term investment is more important than trying to time the market perfectly. Start Saving Now, Regardless of Amount: Even small amounts saved consistently over a long time accumulate significantly due to compounding. Don't wait for a "large enough" sum to begin investing. Personal Finance is Simple and Accessible: The speaker counters the misconception that personal finance is overly complex. He promises to simplify the math involved. Beware of Commission-Driven Financial Advisors: The speaker cautions against relying solely on financial advisors, as their recommendations may be biased towards high-commission products rather than the client's best interests.