BOSTON – Alistair Overeem knew the questions were coming, and he stood there, answering them, as patiently as possible. It had been nearly six years since “The Demolition Man” had been asked about bouncing back from a loss, but he grinned as best he could and insisted things were better. “When they say you learn more from losses than from wins, I found that to be a very accurate saying,” Overeem told MMAjunkie.com (www.mmajunkie.com). “When you win, that means you must be doing something good.