QuoteProject
He is unworthy of the name of man who is ignorant of the fact that the diagonal of a square is incommensurable with its side.
Plato
ShareWTF𝕏

Interpretation

What this quote means

This quote emphasizes the importance of knowledge and awareness in understanding fundamental mathematical truths.

Plato’s assertion highlights that true humanity is linked to knowledge; being unaware of basic geometric principles, like the incommensurability of a square's diagonal and its side, denotes ignorance. It suggests that a deep understanding of the world around us is essential to our existence as rational beings.

Themes

KnowledgeIgnoranceGeometryTruthPhilosophy

In practice

Example use cases

In a discussion about education reform, one could quote this to emphasize the need for critical thinking.

More from Plato

Never discourage anyone who continually makes progress, no matter how slow... even if that someone is yourself!
PlatoRead
Not one of them who took up in his youth with this opinion that there are no gods ever continued until old age faithful to his conviction.
PlatoRead
...for the object of education is to teach us to love beauty.
PlatoRead
Pleasure is the greatest incentive to evil.
PlatoRead
Nothing in the affairs of men is worthy of great anxiety.
PlatoRead
Let parents bequeath to their children not riches, but the spirit of reverence.
PlatoRead

Similar quotes

What an absurd thing it is to pass over all the valuable parts of a man, and fix our attention on his infirmities.
Joseph AddisonRead
The end of childhood is when things cease to astonish us. When the world seems familiar, when one has got used to existence, one has become an adult.
Eugene IonescoRead
I have absolutely no fear of death. From my near-death research and my personal experiences, death is, in my judgment, simply a transition into another kind of reality.
Raymond MoodyRead
A warrior must cultivate the feeling that he has everything needed for the extravagant journey that is his life. What counts for a warrior is being alive. Life in itself is sufficient, self-explanatory and complete. Therefore, one may say without being presumptuous that the experience of experiences is being alive.
Carlos CastanedaRead
Serious sport has nothing to do with fair play. It is bound up with hatred, jealousy, boastfulness, disregard of all rules and sadistic pleasure in witnessing violence. In other words, it is war minus the shooting.
George OrwellRead
Death threatens our speech with futility because death is not just a biological event - it is a reality we fear may rob our living of any significance.
Stanley HauerwasRead

A little wisdom, now and then

Subscribe for the occasional hand-picked quote. No noise.