15 Insights That Show Why Warren Buffett Is One Of The Most Beloved And Successful Investors Of All Time

Every year, investors look forward Warren Buffett's Berkshire Hathaway annual report, and it's not because they love analyzing the holding companies expenses.

The report is valuable because it comes with a letter from the Oracle of Omaha discussing his thoughts on markets, investing, finance and more.

So to get you ready for this year's letter, which comes out today at 4:00 p.m., Business Insider went back through Buffett's letters starting in 2010 and grabbed some of our favorite insights.

Some of these are meditations on management, others are on investing strategy. There are even some predictions that have come true.