Which preposition to use with callousness

of Occurrences 13%

"Ah! you do not know the callousness of those people.

as Occurrences 4%

When the passions of fear and hatred are engrafted on this indifference, the result is frightful; an absolute callousness as to the sufferings of the objects of those passions, which must be witnessed to be understood and believed.

to Occurrences 4%

It did not seem to me to be the mere forgetfulness of old age, nor yet callousness to his own great sorrow.

in Occurrences 2%

Perhaps truth covered and excused a certain indelicacy and callousness in the statement of the Leading Gentleman, albeit the fair young man appeared annoyed at it.

with Occurrences 2%

All through he had been perfectly calm and collected, a circumstance which the spectators put down to the callousness with which they kindly credited him, and now for the first time, as Mr. Taynton's eyes and his met, an emotion crossed the prisoner's face.

Which preposition to use with  callousness