Carlos Slim Helú is a Mexican business magnate and philanthropist. From 2010 to 2013, Slim was ranked as the richest person in the world. He is the head of an empire that includes education, health care, industrial manufacturing, transportation, media, energy, high-technology, retail and financial services companies. As of October 2017, he is considered the sixth-richest person in the world according to Forbes’ listing of The World’s Billionaires. Clearly he’s doing something right. Here are Carlos Slim Helú’s top ten rules for success. Number ten is particularly telling!