7 highly successful leaders share the top advice they wish they could go back and tell their younger selves

If you could send a short letter back in time to your younger self (at any age), what would it say and at what age would you want it delivered？Seven successful business leaders were asked this question, and their candid answers reveal smart career advice we can all use.For example, “Get serious about learning ... and don't be so arrogant,” is the message that Dan Lok, a serial entrepreneur, best-selling author, and two-time TEDx opening speaker, would tell his younger self.Visit Business Insider's homepage for more stories.Imagine if you could send a letter back in time to your 18-, 20- or 25-year-old self. What would you say？ What do you wish you would have known back then？ We asked seven successful business leaders and advisors in The Oracles just that. Here are the important lessons Dan Lok, Bedros Keuilian, and others would share with their younger selves.