Beware of those who try to sell you simple answers to complex questions.
I try to manage my day by my circadian rhythms because the creativity is such an elusive thing, and I could easily just stomp over it doing my administrative stuff.
I try to avoid giving advice.
I don't think I ever really go more than 30 minutes before I've got two or three things in my mind and I'm trying to decide which of them to use,