To be ignorant of one's ignorance is the malady of the ignorant.
Thought means life, since those who do not think so do not live in any high or real sense. Thinking makes the man.
Debate is masculine, conversation is feminine.
Fullness is always quiet; agitation will answer for empty vessels only.
One must be rich in thought and character to owe nothing to books.
Debate is angular, conversation circular and radiant of the underlying unity.