I'm drawn to the boundaries where cultures meet and overlap and simmer together.
But at the same time we must keep some boundaries where we don't negotiate".
Mr Obama's political philosophy is all about blurring boundaries where it is not pure waffle.
This approach succeeded in crossing boundaries where political policy, social strategy, policing and corruption had previously failed.
That water flows steadily across the site's boundaries, where it can feed wells and come to the surface in springs.
"It makes sense of everything - the views, the light, Daniel's desire to blur boundaries where he can".
But what the novel is really about is gender boundaries, where roles are assigned and rigidly enforced.
We followed rocky trails up and down hillsides until Jillian paused to point out the boundaries ("where earth meets sky") of our destination paddock.
The inner boundaries of green belts are often clear – knife-sharp boundaries where buildings simply stop – but the outer edges can be invisible.
He sought refuge in his garden, but chose a setting with no boundaries, where everything is an edge: shingle, sea, sun, wind all shifting and changing.
Another is "Six Successive Boundaries," where pale blue and red are pulled together by a network of dripped lines that suggest a city map.
