Zdravím Nepřihlášený host!

To start with, ...

Fist of all, .../Firstly, ...

Secondly,...

Another thing is that...

On the one hand ... but on the other hand...

On the other hand, ...

The main reason is...

Another reason is...

Well, the thing is that...

It´s also true that...

And finally...

For example.../For instance...

to give you an idea, ...

One example of this is...

Look at the case of...

So what it comes down to is...

The point I´m trying to make is...

Let me just recap what´s been said so far.

In short...

In other words...

To sum up...