Run against the grain verb phrase
The verb "run" can be replaced by "go".
To do something in a way that is against the standard rules or out of the ordinary
Bruno always runs/goes against the grain because he thinks he's a special guy.
Somehow it runs/goes against the grain to decide not to get married.
Used to emphasize that something is so unbelievable, uncommon or ridiculous that you would not see it in stories and it's obviously impossible in real life
Being rare or non- existent
Used to describe somebody who thinks or behaves in a strange way, or who is unusual and eccentric
1. Lit. Out of tune.
2. Strange or unusual.
The verb "run" should be conjugated according to its tense.
The expression derived from the grain in wood. When carpenters want to cut wood, they can do this easily by cutting along the grain, not against it.
However, the expression was made popular by Shakespeare which was appeared in his play Coriolanus from 1607:
"Than what you should, made you against the grain
To voice him consul: lay the fault on us."