to begin a new stage or period in life
comenzar una nueva etapa o período en la vida (comenzar una nueva etapa o periodo en la vida)
"Graduating from university opened a new chapter in her life."
"Graduarse de la universidad abrió un nuevo capítulo en su vida." (graduarse de la universidad abrio un nuevo capitulo en su vida)
to leave something undecided or uncertain
Continue with determination despite difficulties.
being very careful not to upset someone
someone who spoils the fun of others
to give someone or something a fresh start or new energy
to model the behavior you expect from others