the purpose of a job interview is to make sure that you are the right person for the position. So it's no surprise that some interviewers will throw in a tricky interview question or two. It may seem harmless, even noble to admit that you delayed climbing the corporate ladder for the sake of your kids. Or that because you work for a top firm and were recruited at the highest level, the competition for promotions in your office is...Here's how to respond with your dignity and professionalism in tact.