There are a lot of myths and aphorisms about the passage of time. A watched kettle never boils. Time flies when you're having fun. However, these observations could lead to some important discoveries about human psychology and how our brains perceive and remember various events in our lives. Does "proportionality theory" really explain why 8yo kids and 80yo senior citizens judge time
differently? Here are just a few links on the topic of time.
If you'd like to read more awesome and interesting stuff, check out this unrelated (but not entirely random!) Techdirt post