Paul Graham wrote this bit on what you should have known in High School.
Problem is, even after high school, some folks haven’t picked up on the key points.
And here’s something from NBC’s Today show on the book: The Success Principles

They both say the same thing to me. When you’re the best, everything is your fault.

Take responsibility for your choices, your successes and your failures. But actively make the choice yourself, and try enough things to be comfortable with responsibility. The same runs true for your companies. You're the one running the company. Go out there, make mistakes, learn and move on.
Don't be perfect, but don't be stupid either.

Then again, "stupid" ideas are the ones that create the biggest successes.