That's from Leonardo da Vinci and it's always intrigued me. Simple isn't stupid and complex isn't - necessarily - brilliant.
I've found a delightful podcast from the Australian Broadcasting Company that offers regular discussions on the need for simplicity in a variety of very complex situations.
Presented under the umbrella of Ockham's Razor, you may want to download these 15-minute segments and listen to them as you drive to work. My guess is that repeated exposure to the program may cause you to look for simpler solutions to issues you're dealing with.
Ockham's Razor Podcast