If freedom of speech is absolute, how come it's not applied...

That’s what it is. You have no right to use other people’s stuff. If people let you use their stuff, they can tell you how you can use it, and they can tell you to stop using it any time they want.

Child pornography

And much, much more.

Are you afraid to get married and why?

False advertising

You have freedom of speech. If I loan you my computer, I can tell you not to use it for certain things, because it’s mine, you have no right to use it, and if I give you permission to use it I can tell you what you can and can’t do with it.

Terroristic threats

People Are Sharing Things America Actually Gets Right, And It's Surprisingly Heartwarming To Read - BuzzFeed

You have freedom to travel. If I loan you my car, I can tell you not to take it out of town, because it’s mine, you have no right to use it, and if I give you permission to use it I can tell you what you can and can’t do with it.

Freedom of speech does not apply to:

Perjury

What happens when you have paranoid schizophrenia?

Revealing classified information

No freedom is absolute.

Fraud

A protestant (one that adheres to sola scriptura) disagrees with a catholic. How do they propose resolving the dispute?

Conspiracy

If you’re wondering why free speech doesn’t apply to the internet, it’s because you have no right to use other people’s stuff for free.

Threats of violence

What are the differences between Republicans and Democrats in their views of the government's role in society? How do these differences impact policymaking?

Insider trading