This one is taking a while, not because I don't find the book interesting—it is!—but because I've been crazy busy and haven't carved out as much time to read as I'd like.
"Often the biggest savings when you cut an expense don’t involve the actual cost; the biggest savings lie in the time involved in doing or maintaining or consuming whatever the expense represents. Pick one expense you can eliminate that will also free up time and effort. And you’ll get to do more of what you do best."