Knowledge is not simply another commodity. On the contrary. Knowledge is never used up. It increases by diffusion and grows by dispersion.

Acting doesn't bring anything to a text. On the contrary, it detracts from it.

On the contrary, I'm a strong believer in the necessity of imperfection coming into the film.

Hence we did not foster competition in our school, on the contrary.

For the poet the credo or doctrine is not the point of arrival but is, on the contrary, the point of departure for the metaphysical journey.

To the simple minded person, any contrary point of view offered by them is a valid point.