The best lessons are about learning what not to do. Great investors like Buffett and Klarman and others drill home the point of avoiding big mistakes. They understand how a loss can be compounded by a mental or emotional misstep, making recovery that much harder.
Like a lot of us, the great investors start out learning this first-hand. Painful experience — from time in the market — can be a great teacher. Mistakes are part of the process.
But they quickly realize there are more efficient, less painful ways of learning from other’s mistakes. As Howard Marks says, you just have to pay attention:
The markets are a classroom where lessons are taught every day. The keys to investment success lie in observing and learning.
The great thing about hindsight is, it always points out what everyone did wrong. Continue Reading…

