blow with the wind

To be resilient and adaptable to harsh events or adversity in life, likened to how a tree that can bend is better able to withstand heavy winds. I know you've had a lot of setbacks this year, but you have to blow with the wind and continue trying your best. If your love can blow with the wind, you two will get through all of life's ups and downs. I can't believe she's doing so well in light of her parents' divorce. Kids are so good at blowing with the wind, aren't they?

blow with the wind

act according to prevailing circumstances rather than a consistent plan.