It's important to approach new ideas with an open mind.
frame of mind
Frequency:
50
%
His frame of mind was focused and determined.
peaceful mind
Frequency:
45
%
She finds solace in her peaceful mind.
Idiomatic Expressions for mind
Phrase: have a mind of its own
Meaning: to act independently or contrary to how one would expect or desire
Usage: The old car seemed to have a mind of its own, starting up even when the key wasn't in the ignition.