to focus on your own matters and not interfere in others’ affairs
concéntrate en tus propios asuntos y no interfieras en los de los demás (concentrate en tus propios asuntos y no interfieras en los de los demas)
"You should mind your own business instead of gossiping."
"Deberías centrarte en tus propios asuntos en lugar de chismear." (deberias **centrarte en tus propios asuntos** en lugar de chismear)
to lose focus while doing or listening to something
to start being creative or imaginative
to take responsibility for something difficult or unpleasant
a political movement started and driven by ordinary people
to improve one's position, typically in a career or personal...
nervousness before performing in front of an audience