Marissa Mayer

I think what's really amazing is that given the scale of the web and getting the compute power we have today, we're starting to see things that appear intelligent but actually aren't semantically intelligent.

One of the first coaches I worked with on the national team told me that I was too skinny, too puny, and had no natural acceleration. He said I'd be better off looking for another facet of sport to follow. That was a really, really bad moment. For a long time, I felt as if my dad was the only one who had faith in me.