单词：just saying
a phrase used to indicate that we refuse to defend a claim we've made---in other words, that we refuse to offer reasons that what we've said is true
> PERSON-A: "You shouldn't [hang out] with her anymore."
> PERSON-B: "After all she's done to help me? Wouldn't that be pretty [mean] and [selfish] of me?"
> PERSON-A: "I'm *just saying*, you should quit hanging out with her."
> PERSON-A: "You shouldn't [hang out] with her anymore."
> PERSON-B: "After all she's done to help me? Wouldn't that be pretty [mean] and [selfish] of me?"
> PERSON-A: "I'm *just saying*, you should quit hanging out with her."