Precious few politicians know when to leave the world of politics, according to retiring Sen. Chris Dodd (D-Conn.). “We all know when to get into this business, or you wouldn’t be here if you didn’t,” Dodd said in an interview with The Hill in his office.“I think very few know when to get out.”Dodd, who describes life in the Senate and politics as “addictive in some ways,” chose to retire in January after enduring what he described as a “miserable” political situation.The 30-year Senate incumbent faced poll numbers that suggested his party had a better chance of winning his seat...