I received some insightful letters from readers after I wrote an issue of Cabot Wealth Advisory last week about managing your money. Here are two of them: “Figure out how much money you feel you will need and then multiply that number by two. “Remember to take into account your federal income tax which may be about $25,000 plus your real estate taxes which could run about $500 per month or $6000 per year. That’s an extra $31,000. “I tell my grand kids when they get married there are three simple rules for a happy and successful happy life:...