He was too modest to trust himself to oral discourses.
"The History of the Medical Department of Transylvania University"
Robert Peter
While one student always does well in an oral examination, another, as well gifted, may always do poorly.
"Makers of Modern Medicine"
James J. Walsh
Even now perhaps the majority in our own country have their religious principles and character formed mainly by oral instruction.
"Thoughts on the Religious Instruction of the Negroes of this Country"
William Swan Plumer