An important investing lesson was shared by Hedgeye CEO Keith McCullough during a recent episode of The Macro Show on the subject of sizing positions in your portfolio.

As the old saying goes, don’t put all your eggs in one basket – or stock, ETFs or currencies.

“You have to determine what you are trying to achieve,” McCullough explains in the clip above.

“You need to take some responsibility and make some decisions. You have to decide, ‘What is my max position?’”

Watch the full clip for Keith’s lesson.