know your own mind

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know (one's) own mind

To be firmly resolute and confident in one's ideas, intentions, plans, or opinions. I've never worried too much about the effects of peer pressure on Kelly, as she really knows her own mind on what's right or wrong.
See also: know, mind, own

know your own mind

be decisive and certain.
See also: know, mind, own

know your own ˈmind

know what you want or like: At 25 you’re old enough to know your own mind and make these decisions for yourself.
See also: know, mind, own
References in classic literature ?
Judgin' by your actions one'd think you didn't know your own mind."
What I do question is, whether you really know your own mind in this matter quite so well as you think you know it yourself.
But your wife had need have one, for you hardly know your own mind enough to make both your legs walk one way.
You must take a resolution and know your own mind! I can't go on living like this, like a mole in a burrow!
You are old enough to know your own mind and to go your own way."
You owe it to me at least to know your own mind. You don't know it.
You're being very mature and clearly know your own mind, so just stick to your guns.
to You may not be feeling on top form physically but mentally you really do know your own mind right now.
You know your own mind and should know by now, that your needs are different from that of your friends.
"Well, young lady, it's well to know your own mind. Give my respects to your aunt." With that he was gone, and Lucy ran after Louisa, hugging her parcel to her breast.
Try and know your own mind before taking the risk and putting your friendship on the line.
You're 34 - you know your own mind by now and it's your life.
You know your own mind and you should know by now, that your needs are different from those of your friends.
You in particular are more than old enough to know your own mind.
If you're reasonably intelligent, have been paying attention and know your own mind, it's not you.