while he was not conceited and talked easily to people with little formal education, he expected in his fellow professors the same qualities that he himself possessed. this did not contribute to smooth relations with some people as he was not diplomatic but, on the contrary, quite forthright in expressing his opinions.

Make this proper case.
While he was not conceited and talked easily to people with little formal education, he expected in his fellow professors the same qualities that he himself possessed. this did not contribute to smooth relations with some people as he was not diplomatic but, on the contrary, quite forthright in expressing his opinions.