The phrase 'rigid mind' is grammatically correct and can be used in written English.
It is typically used to describe someone who is narrow-minded, inflexible, or unwilling to consider new ideas. Example: The CEO's rigid mind hindered the company's progress, as he refused to listen to suggestions from his employees.
Describing the rigid mind-set of his Pentecostal upbringing, he said, "You can't read the Bible and then have a Budweiser.
But marine scientists in those days were severely limited by the state of technology, and female marine scientists were subject to a rigid mind-set that, almost into the nineteen-sixties, forbade a woman to go on an oceanographic vessel unless she was in the company of her scientist-husband.
"Your rigid mind-set, illustrated by your inability to reflect on the case of Mr Tomlinson, and your unwarranted confidence in your own abilities, does not convince this panel that it would be appropriate to impose conditions, even with the most stringent supervision, on your registration," said the written determination from the MPTS.
Even the death of an old friend doesn't grieve him: I felt as if I were made of glass, with the world outside shining straight through me and never lingering within, and hard as I attempted on this and many similar occasions to feel something, however much I tried, through reasonable argument, to make myself feel emotion, no response came from my rigid state of mind.
Yes, it's still a work in progress, so don't go in with a rigid frame of mind, but this is awesome stuff.
"We're learning that it isn't useful to draw such rigid distinctions between mind and body," says James Bodfish of the University of North Carolina, Chapel Hill, one of the authors on the ADHD studies.
Marlous Borm's series of modified crowbars are imposing, intimidating, and rigid, bringing to mind the dreaded, overbearing nature of the TSA yet again.
Again we have to think about the rigid and limited mind-set of the average analyst, who think that low oil prices mean a bad economy because, clearly, demand must be off.
Whereas Fixed-Mind involves rigid resistance and energetic opposition to change, Fatalistic-Mind involves giving-up overt attempts at resistance.
But Mr. Hernandez, a retired psychologist who has lived here for 30 years, said he did not mind the rigid rules.
In contrast, her mother was bossy and domineering, with a "mind as rigid as cast-iron", and there were constant marital disputes.
