to refuse to give up or change your position
"He dug in his heels and refused to quit until he succeeded."
to join someone’s online activity or conversation uninvited
to quickly identify mistakes and use them as learning opport...
too busy or overwhelmed to handle more tasks
to be able to make quick decisions and act quickly, especial...
to be so worried or confused that you do not know what to do
to be very careful about what you say or do to avoid upsetti...