She had no axe to grind and was only acting out of concern for their safety.

她毫无私心，这样做只是出于对他们安全的担心。

They have done that out of concern for us.

出于关心我们他们才这样做。

We did this just out of concern for our comrades.

出于对同志的关心我们才这样做。

He had only gone along out of concern for his two grandsons.

他只是因为关心两个孙子才一起走的。

However, speak with gentles. Speak out of concern that the person can sense.

但同时，你也要温和地说话，不要让他感觉到你的担忧。