The Natural-born Investor Is A Myth.

There's No Shame In Losing Money On A Stock. Everybody Does It. What Is Shameful Is To Hold On To A Stock, Or Worse, To Buy More Of It When The Fundamentals Are Deteriorating.

You Have To Let The Big Ones Make Up For Your Mistakes.

All The Math You Need In The Stock Market You Get In The Fourth Grade.

If You're Prepared To Invest In A Company, Then You Ought To Be Able To Explain Why In Simple Language That A Fifth Grader Could Understand, And Quickly Enough So The Fifth Grader Won't Get Bored.

You Get Recessions, You Have Stock Market Declines. If You Don't Understand That's Going To Happen, Then You're Not Ready, You Won't Do Well In The Markets.