An idiom is a widely used saying or expression containing a figurative meaning that differs from the phrase's literal meaning.
perspective on (something)
a way of looking at a situation and determining what is important
My friend has a different perspective on what recently happened in his company.
List of common idioms, their meanings and examples of their usage in sentences
An idiom is a group of words, or in other words, a phrase that has a meaning different from the literal meaning of the words in it.