《后汉书·列传·第五钟离宋寒列传》
我的侄子生病，我一个晚上去过十次，回来才安心睡觉；我的儿子有病，虽然我没有去看他，但也通宵没有睡觉。
吾兄子常病，一夜十往，退而安寝。吾子有疾，虽不省视而竟夕不眠。
My nephew was sick, and I went there ten times in one night, and I slept peacefully after coming back; my son was sick, and although I did not go to see him, I did not sleep all night.