This is the 6129th most frequent Russian word.
стремимся
"Стремимся" means "we strive" or "we aspire."
The word "стремимся" here signifies a collective effort or aspiration toward a goal.
Мы стремимся к достижению высоких целей.
We strive to achieve high goals.
In this case, "стремились" conveys a necessity or recommendation to aspire and act towards betterment.
В жизни важно, чтобы мы стремились к совершенствованию.
In life, it is important that we strive for improvement.
"Стремятся" emphasizes the active pursuit by the third-party group in problem-solving.