Lǎo / shī / tí / xǐng / wǒ / men / zuò / shì / yào / shèn / sī / bú / yào / yīn / wèi / yì / shí / chōng / dòng / ér / hòu / huǐ老师提醒我们做事要慎思,不要因为一时冲动而后悔。The teacher reminded us to think carefully before acting so that we would not regret a momentary impulse.