One of the best known was "The Open Mind."

VOA: special.2009.06.14

So, what I want to do now is, with that background in mind, I want to take this up and just open up the first few pages.

所以我想要做的事，记着这个背景，我想要打开几页小说。

耶鲁公开课 - 1945年后的美国小说课程节选

He called for people on both sides of the debate to keep an open mind and to stop demonizing each other.

VOA: standard.2009.05.17

Dr Charles Shepherd, medical advisor for the ME Association, said patients should keep an open mind on the issue.

BBC: By Helen Briggs

But it was only through continuous dialogue -- at the dinner table with friends who could advise us, and using calm voices in the bedroom with one another, and keeping an open mind on the couch at the therapist's office -- that we were able to find a way to make our familial cultures meet in the middle at our mutual American one.

CNN: His parents said, 'Not with a white girl'

Police said the death was unexplained and the force was "keeping an open mind" about the circumstances.

BBC: Farnley man found dead after fire had knife wound