There's a policy now of opening the doors to the outside world.

I myself don't like doggy doors. It's just another opening for someone to get in. Even that small? Even that small.

The doors of wisdom are never shut.

Because our fight has been for such a long time we are isolated from the world, even after reconstruction we don't have much attention from people outside.

There are things known and things unknown and in between are the doors.

There are things known and there are things unknown, and in between are the doors of perception