Medicine also disregards national boundaries.

There are a lot of experimental novels that test the boundaries of what the novel is, and 'Conversations' is not one of those. It's conventional in its structure, even though its prose style and the themes it explores and the politics that underpin it, maybe, are on the experimental side. Its basic structure is pretty conventional.

Happiness cannot have boundaries.

We have to establish time boundaries and learn how to say no.

Success, or the lack of it, has a way to make you realise what your boundaries are.

Judy Blume especially sort of broke the boundaries of what is appropriate and what should be written about - what teenagers are actually doing.

If terrorists aren't limited by borders and boundaries, we can't be, either.

Traveling is one expression of the desire to cross boundaries.

Traveling is one expression of the desire to cross boundaries.

In the '60s, parents were told to let their teens rebel, explore their boundaries. Increasingly the same message is being given to the parents of tweens.

Above all, the translation of books into digital formats means the destruction of boundaries. Bound, printed texts are discrete objects: immutable, individual, lendable, cut off from the world.

We need to re-create boundaries. When you carry a digital gadget that creates a virtual link to the office, you need to create a virtual boundary that didn't exist before.

When people love you for your cultural contributions, geographical boundaries become nonexistent.

We should be pushing our boundaries. After all, we Britons are explorers and adventurers.

I guess what I've learned is that there are no boundaries when it comes to imagination. It's limitless.

Probably all the books I've ever written have been efforts to define the boundaries of humanity.

Right knows no boundaries, and justice no frontiers; the brotherhood of man is not a domestic institution.

We need people pushing the boundaries. Exploration is what we, as humans, do.

Art is universal. When works of art become classics, it is because they transcend geographical boundaries, racial barriers and time.

Sport is something that crosses all boundaries and can really bring people together.