![If you want to wake at 6am, when should you go to sleep?][sleepy_crop]
I have a love-hate relationship with sleep. I love sleeping and I hate not getting enough. I naturally lean towards being a late [chronotype][chronotype] - a night owl. I tend to stay up late and rise late, yet I don't find this rhythm to be particularly productive. I used to get a second wind - or just one long wind - throughout the afternoon and into the late evening, but not any more. Now I'm older, I find I run out of mental steam sooner and end up spinning my wheels. If I'm particularly tired, my eyes will droop and I'll be nodding at the keyboard. Most importantly, a tired person who is grouchy because he didn't achieve what he wanted during the day is no good when an ebullient daughter wants to play. That I am present for my daughter is as important as any work, so I need to pace my energy.
To compound this problem, if I get out of bed early and really do not get enough sleep, I run out of steam much earlier and it can disrupt t