If you wish at once to do nothing and to be respectable now-a-days, the best pretext is to be at work on some profound study. Leslie Stephen
Temptation is an irresistible force at work on a movable body. H. L. Mencken
Leave it as it is. The ages have been at work on it and man can only mar it. Theodore Roosevelt
I have just finished one painting and am already at work on the preliminary drawings for the next one. I must do something in order to get rid of such habits or I won't manage to find time for any vacation. I have had this new painting in my mind since January, and must get it down on canvas. Wassily Kandinsky
Again and again, the cicada's untiring cry pierced the sultry summer air like a needle at work on thick cotton cloth. Yukio Mishima
My work schedule has changed over the years. The one constant is, when at work on a novel, I try to work seven days a week, so as not to lose touch with that world. Within that, I'm flexible on hours and output. Donald E. Westlake