It can be about the most mundane things, like what they ate for lunch, or it can be philosophizing.

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As the famously roguish Casanova, Malkovich bears an imperious and occasionally self-mocking air, whether eloquently philosophizing, wading into the action himself, or merely watching his younger self carouse.

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Q. debates, he resists grand philosophizing.

NEWYORKER: None of the Above