know best

know best

To have more knowledge and experience about something than anyone else. You should listen to her advice—after all, Mother knows best. As the person who designed the entire system, I think I know best about how to protect our users.
See also: know

know ˈbest

know what should be done in a situation because you have knowledge and/or experience: ‘I want to get up.’ ‘But the doctor said you were to stay in bed, and he knows best.’Everyone said that I shouldn’t go there alone but I thought I knew best.
See also: know
References in classic literature ?
"You know best, Pip; but don't you think you are happier as you are?"
"Because, if it is to spite her," Biddy pursued, "I should think - but you know best - that might be better and more independently done by caring nothing for her words.
And, of course, men know best about everything, except what women know better." Dorothea laughed and forgot her tears.
"Very well; I suppose you know best," replied Tess with calm abandonment.
Henry Tilney must know best. She blamed herself for the extent of her fears, and resolved never to think so seriously on the subject again.
He would have got a good picking out of it; but I have no relation now who is a lawyer, and why should I go to law for the benefit of strangers?" "Nay, to be sure," answered she, "you must know best." "I believe I do," replied he.
Vholes, self-contained as usual, voice and all, "it is a part of my professional duty to know best. It is a part of my professional duty to study and to understand a gentleman who confides his interests to me.
To this, Mrs Nickleby only replied that she durst say she was very stupid, indeed she had no doubt she was, for her own children almost as much as told her so, every day of her life; to be sure she was a little older than they, and perhaps some foolish people might think she ought reasonably to know best. However, no doubt she was wrong; of course she was; she always was, she couldn't be right, she couldn't be expected to be; so she had better not expose herself any more; and to all Kate's conciliations and concessions for an hour ensuing, the good lady gave no other replies than Oh, certainly, why did they ask HER?, HER opinion was of no consequence, it didn't matter what SHE said, with many other rejoinders of the same class.
I may have; those about me should know best about that, and perhaps do know.
"Very well, dear, you know best. Perhaps gentlemen are different to what they were when I was young.
She knew the men, she must know best; and her life depended on my obedience: she made that so plain.
Did not He know best what I should do, and where I ought to labour?--and should I long to quit His service before I had finished my task, and expect to enter into His rest without having laboured to earn it?
Trundle ought to know best how she felt herself, to which Mrs.
Yes, mothers actually know best, more than they're credited for.