to be very close to losing control due to stress
estar al borde de perder el control debido al estrés
"After months of overwork, she was at her breaking point."
"Después de meses de trabajo excesivo, ella estaba al borde de su punto de quiebre."
to sleep very peacefully and comfortably
working late into the night
to disagree or be in conflict with someone or something
to try to gain approval from the general public rather than...
to improve an existing product or idea
feeling nervous or anxious