Never run when you can walk, never walk when you can stand, never stand when you can sit, never sit when you can lie down. If you lie down, sleep.

I think he means going back down, after the kids have had a look around.

Further proof that dogs are mans best friend.

So, not twins in the biological sense then? Is it not so that a fertilised egg must split and then two babies develop from that one egg for them to become twins? This is two separate eggs being fertilised from different men in a short time frame. All they have done is share the womb.

Wrong. A couple is two exactly. After the wedding: Oh look at the happy couple. There aren’t 3 or 4 people standing there, 2 people are standing there. A couple.

To couple train carriages together means to attach two carriages together. There are more carriages behind that one, but they were all individually coupled together.