This is the 13010th most frequent Spanish word.
pienses
"Pienses" means "you think" (subjunctive mood, second person singular).
Here, 'pienses' is used as a present subjunctive form of 'pensar,' suggesting a piece of advice or a wish.
No pienses demasiado en los errores del pasado.
Don't think too much about past mistakes.
In this sentence, 'pienses' appears in a subordinate clause expressing a necessity, triggering the subjunctive mood.
Es importante que pienses en el impacto de tus decisiones.
It is important that you think about the impact of your decisions.
'Pienses' is used here in a clause indicating a desire or request, which is why the subjunctive mood is applied.