It does not really matter, the point is that the synergistic actions of reading and writing generate the yin and yang—the pull and push—and get the brain juices flowing in a more ”excited” manner.

如何做并不重要，本质上是要让大脑在这样读和写两个方向的信息流向过程中获得灵感和活力。

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Fierstein, also represented on Broadway right now with the book for "Newsies, " spins his typical theatrical magic, teasing out from the movie both a love triangle and the pull-push of fathers and sons.

NPR: Review: Sweet 'Kinky Boots' An Ode To Love, Shoes

They are also trying to understand the role that deep seas trenches play in earthquakes - these cracks in the sea floor are formed at the boundary of two tectonic plates and some believe the push and pull taking place deep underwater could be the cause of major earthquakes, such as the 2011 quake that resulted in such devastation in Japan.

BBC: James Cameron back on surface after deepest ocean dive

You model objects in Amorphium by starting with a primitive shape such as a sphere or cylinder, or some text, then simply use the mouse to grab the shape and pull, push, or twist it into a new look.

CNN: Amorphium offers 3D modeling for the rest of us