Luvvie Ajayi Jones isn't afraid to speak her mind or to be the one dissenting voice in a crowd, and neither should you. "Your silence serves no one," says the writer, activist and self-proclaimed professional troublemaker. In this bright, uplifting talk, Ajayi Jones shares three questions to ask yourself if you're teetering on the edge of speaking up or quieting down -- and encourages all of us to get a little more comfortable with being uncomfortable.

How does the mind work? Delve into the brain stores, processes and retrieves memories – and why some can be unreliable.

Everyone knows that timing is everything. But we don't know much about timing itself. Our lives are a never-ending stream of "when" decisions: when to start a business, schedule a class, get serious about a person. Yet we make those decisions based on intuition and guesswork.

One of the things an infinite mindset provides is a calm confidence. Those of us who embrace an infinite mindset can actually come out of hard times better off than when we entered which is handy when change is infinite too.