working very hard without enough rest
работать очень усердно без достаточного отдыха (rabotat' ochen' usyerdno bez dostatochnogo otdykha)
"He is burning the candle at both ends with two jobs."
"Он работает на двух работах без достаточного отдыха." (On rabotaet na dvukh rabotakh bez dostatochnogo otdykha.)
to succeed with a very high score
to admit your mistake and apologize
to move gently onto something
used to express thanks politely
proven effective through experience or hardship
to risk everything to achieve success