Should you do the ridiculous thing?

You know that thing you've been thinking about doing but not doing because it's a little bit ridiculous and you don't know if it's a bit too ridiculous? Maybe it's going skinny dipping in a crocodile-infested lake, or spending half your savings on a motorbike, or going up to dance on stage, or even something like taking a spontaneous trip to Japan to surprise your cyber girlfriend. Whatever it is, this scientific flowchart will help you to realistically decide whether or not you should actually do it.