be careful

"I warned them. 'Guys, be careful with those long-range missiles,'" Mr Lukashenko told me.

Harry Kane says England must be careful not to lose the strong team culture they have built following his criticism of players pulling out of the squad.

New Yorkers still need to be careful.

“We should be careful not to scape goat minorities because of shifts in their voting patterns when a clear majority of people of color voted Democrat.”

The author was careful to note that this meal was "too strong for persons of weak stomachs, and only proper for country people who use much exercise" – so be careful if you try this at home.