Friendship is the only thing in the world concerning the usefulness of which all mankind are agreed.
Marcus Tullius CiceroRead
No one can speak well, unless he thoroughly understands his subject.
Interpretation
What this quote means
Effective communication is rooted in a deep understanding of the topic being discussed.
Marcus Tullius Cicero emphasizes the importance of knowledge as a foundation for effective communication. To convey ideas clearly and persuasively, one must possess a thorough understanding of the subject matter, as this depth of knowledge enables speakers to address questions, address different perspectives, and convey confidence, ultimately leading to clearer and more impactful communication.
Themes
CommunicationUnderstandingKnowledgeEducationSubject Mastery
In practice
Example use cases
During a presentation, one might quote Cicero to emphasize the need for mastering the topic at hand.
More from Marcus Tullius Cicero
All quotes βThose wars are unjust which are undertaken without provocation. For only a war waged for revenge or defence can actually be just.
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Orators are most vehement when their cause is weak.
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Nothing contributes to the entertainment of the reader more, than the change of times and the vicissitudes of fortune.
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No one has the right to be sorry for himself for a misfortune that strikes everyone.
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Advice in old age is foolish; for what can be more absurd than to increase our provisions for the road the nearer we approach to our journey's end.
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