Similarly, you may gain some hours and a little money each week if you stop short of hauling enough water to maintain your health, but later you may lose a lot of days and money when, because of poor maintenance, your health breaks down.
उदाहरण के लिए, पेरू में एक औसत परिवार को साल - भर में इस तरीक़े की क़ीमत दो डॉलर से भी कम पड़ती है ।