Given the task definition and input, reply with output. In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.

In later life , according to his official biographer Philip Ziegler , at dinner parties Heath was " apt to relapse into morose silence or completely ignore the woman next to him and talk across her to the nearest man " ; others at the time claimed Heath was just not talkative at parties .
In later life , according to his official biographer Philip Ziegler , Heath was " apt to relapse into morose silence or completely ignore the woman next to him and talk across her to the nearest man " .