Actually every one of these is ok. They're all various ways of qualifying statements. If you never use "I think," for example, then you have no way of distinguishing between things you're sure are true, and things you believe but not with certainty.

[I think] that criticism applies to a few on the list but not all of them. Phrases like 'bottom line,' 'clearly,' 'essentially,' and 'basically' are often reductive or just plain filler--hardly ways of showing uncertainty or qualifying statements.

"in other words"

Actually...