The last of the habits in Stephen Covey’s The 7 Habits of Highly Effective People is Habit 7, “Sharpen the Saw.” FranklinCovey, the company that teaches the habits, explains that “dull or rusty tools are much less effective than clean and sharp tools.”
Renewing body, heart, mind and spirit preserves “the greatest asset we have to deal with life and contribute—ourselves.” Through renewal, “We increase our capacity to produce results and handle the challenges around us.”