People attach too much importance to intangibles like heart, desire and clutch hitting.

There's always the risk that there are unknown unknowns.

Remember, the Congress doesn't get as many opportunities to make an impression with the public.

I prefer more to kind of show people different things than tell them 'oh, here's what you should believe' and, over time, you can build up a rapport with your audience.

We want to get 80%-85% of predictions right, not 100%. Or else we calibrated our estimates in the wrong way.

In baseball you have terrific data and you can be a lot more creative with it.

We must become more comfortable with probability and uncertainty.