Having trouble getting an element of your invention to come together? If so, perhaps some zzz will help... as a number of studies have recently found that sleep helps creativity and the connecting of thoughts, in addition to leaving a person more generally rested. So much so that a number of innovative companies -– including Google, Cisco and Proctor & Gamble -– have said OK to bed-head and installed napping pods in their offices so employees have a place to get some sleep and recharge their creative batteries.
Check out a really good 9.28.08 New York Times article (registration required) on this.
Would love to write more about this, but... you knew this was coming... I need to take a nap.