I'm not surprised
Said when something seems believable or logical. Paulina's learning Italian now? I'm not surprised—she's always had a passion for languages. Well, I'm not surprised you slept past noon if you went to bed at four in the morning!
I'm not surprised.
and I don't wonder.It is not surprising.; It should not surprise anyone. Mary: All this talk about war has my cousin very worried. Sue: No doubt. At his age, I don't wonder. John: All of the better-looking ones sold out right away. Jane: I'm not surprised.