He helped me enormously with advice on how to do ideological work.

他告诉我怎样做思想工作,对我有很大帮助。

In ideological work, we must learn to open different locks with different keys because a method that answers with one person may not answer with another.

做思想工作时, 必须学会“一把钥匙开一把锁”, 因为适用于一个人的方法不一定适用于另一个人。