Video of the moon transiting earth. Imagine where you have to place the camera to take these pictures.

An hour-long Radiolab episode about "Choice".

Why do some people seem better at making decisions than others? Should you listen to your head or your heart? We turn up the volume on the voices in our heads and try to make sense of the babble. Forget free will, some important decisions could come down to a steaming cup of coffee.

They mention a lot of interesting experiments and observations that mostly lead to one conclusion: You are always worse off when you think too much about the pros and cons before you make your decision. Even if you choose something good, you will keep on wondering whether there would have been an even better option.