I must take issue with your over what you said at the meeting.
我要和你好好谈谈你在会上说的那些话。(take issue with someone: 对某人的观点提出异议。)
'Rest', in terms of muscle relaxation and so on, can be achieved by a brief period lying, or even sitting down.
“休息”,从使肌肉得到放松等方面来看,只要稍微躺一躺,甚至坐一坐就能达到。