"Other people's opinions" or "what others think" can be expressed in Engpsh as "other people's perspective" or "the perspective of others." You can also say "the views of others" or "other people's point of view." For example:

"I'm trying to understand other people's perspective on this issue."
"It's important to consider the views of others when making a decision."
"I'm interested in hearing other people's point of view on this topic."

Note that "perspective" and "point of view" can refer to a person's way of thinking or understanding something, while "view" can refer to a person's opinion or bepef.