Shark Tank investor Robert Herjavec recently posted a reel on his Instagram handle talking about failure and rejection.

In a memorable 2015 episode of ABC's Shark Tank, Kevin O'Leary delivered one of his most controversial rejections.

A swell shark (Cephaloscyllium ventriosum) pup hatched at the facility on January 3, yet the two female sharks present in the tank have not been in contact with a male in over three years.

The Shark Tank investor is also a best-selling author; she published Invent It, Sell It, and Bank It, which was among the top 10 business books by Amazon and made it to the Wall Street Journal's ...