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According to historians and experts in political speech, Trump’s wildly vacillating rhetoric is unique among presidents — many of whom have overpromised or shifted positions, but few so wildly.

Oppenheimer modulates the lighting during the scenes from cool to warm and back again, underlining the vacillating feelings they can’t acknowledge outright.

We are a country, and a world, chasing its tail – vacillating between hatred, anger and a desire for peace.

Throwing in with the CRM never stopped her from vacillating back and forth between her identities: Jadis and Anne, Alexandria and the authoritarian military.

Whereas “The Homecoming” was noted for its claustrophobic machismo, here it’s the women who dominate the proceedings, vacillating between sisterly tenderness and bitter recriminations.