Acrostic Solution for Sunday, October 22, 2023

I, who cannot stay in my chamber for a single day without acquiring some rust, [and when sometimes I have stolen forth for a walk at the eleventh hour, or four o'clock in the afternoon, too late to redeem the day, when the shades of night were already beginning to be mingled with the daylight, have felt as if I had committed some sin to be atoned for--I confess that I] am astonished at the power of endurance[, to say nothing of the moral insensibility,] of my neighbors who confine themselves to shops and offices the whole day for weeks and months[,aye, and years almost together)]."