Think of the most famous investor you know.
I'd bet my financial planning practice you thought of Warren Buffett. And with good reason. He's universally touted as the most successful investor in history among both financial professionals and non-professionals alike.
Every year he writes a letter to the shareholders of Berkshire Hathaway. It's something investment professionals pore over when it comes out. I don't have any statistics to back it up, but I bet it's the most widely read Letter to Shareholders of any CEO of any company in the world.
This year's letter was just released last weekend. Here's a couple quotations you'll find particularly inspiring.