to refuse to give up or change your position
отказаться сдаваться или менять свою позицию (otkazatsya sdavatsya ili menyat' svoyu pozitsiyu)
"He dug in his heels and refused to quit until he succeeded."
"Он стоически держался и отказался сдаваться, пока не добился успеха." (On **stoicheski derzhal'sya** i otkazalsya sdavat'sya, poka ne dobilsya uspekha.)
a beautiful and charming smile
very energetic and lively
to take full responsibility for something
to behave in a confident and assured way
someone who is very social and enjoys meeting people
to become angry or impatient