What does Mercutio mean when he talks about conjuring?

"Talk the talk" is usually contrasted with "walk the walk." It means to manage the vocabulary of a task without being able to perform it. For example: The Bush Administration talks the talk of...

It means you should walk away and talk to other people. Remember, you cannot control the actions of others, but you can control your reaction/s to them.

If someone says, "We have to talk", be prepared to hear something serious or important.

I think it means to talk while you are walking and multitask.

Bisexual. Meaning they like both guys and girls. It's the same for both genders.