気にはなれない

can't bring oneself to

→ 気
phrase Rare #29,180
can't bring oneself to Expresses being unable or unwilling to feel like doing something, often because of emotional reluctance. Usually followed by a verb in dictionary form, such as 助ける気にはなれない (can't bring oneself to help).
JA: 今日は誰かと話す気にはなれない。
EN: I can't bring myself to talk to anyone today.

私は、彼がその地位与えられる見込みはないということを彼に話す気にはなれない

I can't bring myself to tell him that he's unlikely to be given the position.

冗談を言う気にはなれない

I’m not in the mood for jokes.

とてもそんな男助けてやる気にはなれない

I really don't feel inclined to help a man like that.

私は彼の話を信じる気にはなれない

I can't bring myself to believe what he says.