The best calculation is the absence of calculation. Once you have attained a certain level of recognition, others generally figure that when you do something, it's for an intelligent reason. So it's really foolish to plot out your movements too carefully in advance. You're better off acting capriciously.
Pablo PicassoI always forbade everyone to clean my studios, dust them, not only for fear they would disturb my things, but especially because I always counted on the protection of dust. It's my ally. I always let it settle where it likes. It's like a layer of protection.
Pablo Picasso