How long the Greens will be able to exercise so much power will be determined to a large extent on how they wield it now.

BBC: Greens enjoy taste of power in Australia's parliament

As I describe in Convince with Simple Fonts, the scientists showed subjects a two-line description of an exercise program and asked how long they thought it would take to perform.

FORBES: The Easy Path to Persuasion

They say it is important to find a balance between how hard the exercise is, how long you exercise for and how often you exercise.

BBC: Can too much exercise cause a stroke?