She felt mentally exhausted after the long exam.
She was mentally preparing herself for the exam.
I mentally stopped myself from quitting.
I mentally stopped myself from complaining.
I mentally stopped myself from interrupting.
I mentally stopped myself from overthinking.
I mentally stopped myself from blaming anyone.
I mentally stopped myself from making excuses.
I mentally stopped myself from checking my phone.
I mentally stopped myself from reacting too fast.
I mentally prepared to speak in front of everyone.
I mentally stopped myself from saying something rude.