The amount of sophistication varies according to the quality of the medium, and to the state of the same medium at different times; it must be attributed in the best cases physiologically to the medium, intellectually to the control. ↗
My table is now brightly, now dimly lighted. Its temperature varies. It may receive an ink stain. One of its legs may be broken. It may be repaired, polished, and replaced part by part. But, for me, it remains the table at which I daily write. ↗
One minute we can be in a small club, the next minute we can be in a coliseum, and the next minute we can be in a small auditorium. It varies, depending on the promoter, the budget, and the travelling distance. ↗
You need to look at Congress as having a certain capacity. Now, the capacity varies from year to year and from body to body, but there is a finite amount of things that Congress can attentively do. ↗