I’d like to point out… / I’d like to emphasize…
phrase
Unreviewed
said when suggesting or stressing a fact or point

Let me make it clear. / Let me make myself clear.
phrase
Unreviewed
used to explain or emphasize something

I'm just saying…
phrase
Unreviewed
an informal way of asserting an opinion, especially one that is likely to be unpleasant or offensive

In the first place…
phrase
Unreviewed
used when listing the most important or basic reasons for something

In addition…
phrase
Unreviewed
said when adding or mentioning another point
