Hanna Rosin

There are always signs that a reign is ending, and they are usually spotted not in the king himself but in his court. In the inner circle, latent jealousies between advisers spill into open conflict, as they angrily debate who is to blame for the calamity, chewing over each other's past errors and pointing the finger at old and nascent enemies.

Evolutionary psychology tells us that men, especially powerful men, feel invincible and entitled to spread their seed, and that women can't resist the scent of masculine power. Women, by contrast, are said to be more altruistic and collaborative, seeking power so that they can share it with others.

Software options proliferate extremely easily - too easily, in fact - because too many options create tools that can't ever be used intuitively. Intuitive actions confine the detail work to a dedicated part of the brain, leaving the rest of one's mind free to respond with attention and sensitivity to the changing texture of the moment.