"certain about something" is a grammatically correct phrase that can be used in written English.
It is typically used to express confidence or assurance in a belief or statement. Example: I am certain about the results of the experiment. OR She was not completely certain about her decision to move to a new city.
He would say that arrogant people were people who thought they were certain about something.
"What's so essential about this movie is our desire to be certain about something and say, This is what I believe is right, wrong, black, white.
"Sometimes, when he's certain about something, he's quite forceful," says West. "He likes people to work hard, to be honest and to do the right things at the right time... the basics of being a good bloke, really.
You might have wondered how they could be so certain about something that most scientists seemed to think you couldn't know.
The bottom line here is that it might be a good idea when you notice yourself feeling certain about something, to check it out closely enough to see whether it is factually true or merely an opinion that "feels" right.
Given the excellent response to my two recent posts suggesting that agnosticism in religion was not an intellectually defensible position, but that an examination of what being agnostic means (in various contexts) is revealing as to what it means to believe something, or to know something, or be certain about something, a part three beckoned.
Washington is full of the drama and acting and artifice that comprise the most fundamental definition of theatre: the art of convincing people that you feel a certain way about something.
Caplan, on the other hand, argues that "at its best, repugnance is a trigger that should lead you to ask why you feel a certain way about something".
— but it has retained a hold on Paul's imagination: he always remembers that, however certain he may be about something, however airtight an argument appears or however fundamental an intuition, there is always a chance that both are completely wrong, and that reality lies in some other place that he hasn't looked because he doesn't know it's there.
If you're obsessed with a certain subject, try learning about something completely different for a change.
On the other hand, along will come Lady Gaga with a statement about something, and certain things reach certain people, so they can go on trying.
