A very short piece to end the day. I'm told that the question that Jewish mothers ask of their children each day is, "what's the most important question you've asked today?"
Whether that's true or not (I couldn't find a reference for it), it leads to a very interesting self-awareness tool for startups. If working smarter is about devoting time to meta-work, then this might be a good starting point:
What's the most important question you've asked about your business today?
Vinod Khosla