(He bobs back and forth, only occasionally glancing up. He picks at bits of lint on his shirt and pants, as one might during a regular phone call).
Williams dominated the first set, Azarenka the second, and the third bobbed back and forth.
Williams sat upright during breaks and bobbed back and forth in her chair.
Later on as she watched a rally on Centre Court during which every other head in the place bobbed back and forth following the ball, that lone mint-green hat could be seen still triumphantly immobile, an island of stillness among thousands of wrenching necks.
Wall Street capped off a jittery week on an uncertain note as technology stocks bobbed back and forth between positive and negative territory.
Technology stocks bobbed back and forth between negative and positive territory in the first half of Friday's session as the market nervously digested the monthly jobs report from the government.
The oscillations, caused by the bobbing back-and-forth motion of the star as it is pulled around by the gravity of the planet, are similar to how the pitch of a police siren rises or falls depending on whether the patrol car is traveling toward or away from the listener.
"What we know was he was crouched down, bobbing back and forth and then he went for it.
He lets go and just lets the spoon sit there, sticking out of his mouth like a totem, bobbing back and forth as he chews.
He and Crazy Horse, on their first tour since 2004, often huddled near the center of the stage, bobbing back and forth until their heads nearly touched, and their songs sometimes welled up out of a caldron of drone and distortion.
