比喻各种具体的小的事理minor principle

• 大道理要讲得好，就要与小道理结合起来，讲得实实在在。

  Major principles should be spoken about well and they should be combined with minor principles in order to speak honestly.

• 莫忘讲涉及职工个人利益的小道理。

  Be mindful of talking about petty principles concerning workers' personal interests.