Get Plenty of Sleep!

There is a comment on the JavaRanch website, in the section covering the Java Certified Professional Exam, which basically says that if you're over 30 you need to get loads of sleep before you try it.

I couldn't agree more, I had a bad night last night and spent the whole day adding bugs to some software at work which took my twice as long as it should have to fix. I wonder if it would have made more sense to just skip today and get on with other things instead of coding, but then..there's always that little feature or upgrade you'd just like to move on with...