I lived in New York for ten years; I know whereof I speak when it comes to roaches.
vice that affects the public, and whereof the public has a right to complain
Wittgenstein said: "Whereof one cannot speak, thereof one must be silent."
punishment for crime whereof the party shall have been duly convicted
The database has many assessments in the area of prevention, whereof most are systematic reviews.
In witness whereof we have caused our seal to be appended to the present letters.
And, whereof one is not prepared to assign probabilities, thereof one is simply not able to deliberate.