Since 1984, Berkshire Hathaway underperforms the S&P 500 more than half the time (4,198 out of 8,363 days). Yet, Berkshire doubles the S&P 500 in average annual returns and achieves a total return ~43 times higher.

Case in point: too much focus on short-term underperformance can inhibit us from capturing the long-term upside.

Blog Post: http://www.michaelmelissinos.com/blog/performance-on-any-particular-day-doesnt-matter/