Managing Oneself A Book by Peter F. Drucker Only from strengthFeedback analysisTaking pride in ignoranceBut bulldozers move mountainsWaste as little effort as possible on low competence+8 More Never change the technologyWhat to learn managementdisciplinewisdomwork
Economy of material and labor Whatever the comparative merits of [various bed framing methods], what is clear from Aristotle's Mechanica is that economy of material, and labor, was as much an issue in ancient times as it is now. Henry Petroski, The Evolution of Useful Things The requirements of economyThe art of not constructing simplicity