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Modals
Quick rule
Add a distancing layer: tend to, seem to, might, I'd say, it appears that, somewhat, to some extent.
I'd say the second option is probably safer.
There may be a case for delaying the launch.
That's true to some extent, although the sample was small.
Common mistake
✗ You are wrong. → ✓ I'm not entirely sure that's the whole picture.
Short practice
Hedge: 'People buy less in January.' → People tend to buy less in January.