Warren Buffett’s simple-sounding advice actually contains a profound insight into how our brains work — and how to make them work better.

We’ve all heard it: “Follow your passion.” It’s a feel-good mantra that’s been recycled in leadership talks, commencement speeches, and motivational memes. But Mark Cuban —billionaire entrepreneur and ...

Meanwhile, CNN’s Fear and Greed Index, which tracks a handful of technical and sentiment indicators, has jumped from an “Extreme Fear” reading of 3 in early April to a 70, well into “Greed” levels. As ...