Who said "Philosophy teaches doing, not talking."?

Seneca (c. 4 BC–65 AD). Source: Letters to Lucilius 20.2.

What is the original Latin?

facere docet philosophia, non dicere. Translated from the original Latin by Spartan Surfers.

Is "Philosophy teaches doing, not talking." on a shirt?

Yes. We print it to order on our tees in 7 illustrated looks, from $44, with free US shipping.

facere docet philosophia, non dicere

Philosophy teaches doing, not talking.

Seneca, Letters to Lucilius 20.2

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What it means

Seneca wants every life to match its words. Quoting wisdom is easy, living it is the test. Judge yourself by what you did today, not what you said.

The source

"Philosophy teaches doing, not talking." Seneca said it in Letters to Lucilius 20.2. Translated from the original Latin by Spartan Surfers.

"facere docet philosophia, non dicere"

Original Latin, Letters to Lucilius 20.2. Text read at thelatinlibrary.com.

Who said it

Seneca (c. 4 BC–65 AD). Stoic philosopher, playwright and adviser to the emperor Nero. His letters to his friend Lucilius are the most readable handbook of Stoicism ever written.

Questions

What does "Philosophy teaches doing, not talking." mean?: Seneca wants every life to match its words. Quoting wisdom is easy, living it is the test. Judge yourself by what you did today, not what you said.
Who said "Philosophy teaches doing, not talking."?: Seneca (c. 4 BC–65 AD). Source: Letters to Lucilius 20.2.
What is the original Latin?: facere docet philosophia, non dicere. Translated from the original Latin by Spartan Surfers.
Is "Philosophy teaches doing, not talking." on a shirt?: Yes. We print it to order on our tees in 7 illustrated looks, from $44, with free US shipping.

Cite this line

"Philosophy teaches doing, not talking." (Seneca, Letters to Lucilius 20.2, translated by Spartan Surfers). https://spartansurfers.com/quotes/philosophy-teaches-doing-not-talking