to remember or reflect on something from the past
вспомнить или поразмышлять о чем-то из прошлого (vspomnit' ili porazmyshlyat' o chem-to iz proshlogo)
"When I think back to my first job, I realize how much I’ve grown."
"Когда я вспоминаю свою первую работу, я осознаю, как сильно я изменился." (Kogda ya **vspominayu** svoyu pervuyu rabotu, ya osoznayu, kak sil'no ya izmenilsya.)
to protect or guard someone carefully
to decide not to choose a particular option
to quickly review or go through something
to bring a discussion or event to an end
to become emotionally tougher after hardship
to stop thinking about work or problems for a while