"The first and most important field of philosophy is the application of principles, such as not lying."
Source not yet traced to a specific passage, so treat the exact wording as unverified. See disputed and misattributed quotes.
Epictetus is one of the Stoic philosophers.
More quotes from Epictetus
- "Happiness is a state of mind, not a condition of life."
- "What disturbs men are not things, but the opinions they have of them."
- "No one is free if he is not master of himself."
- "We are not disturbed by things, but by the opinion we have of things."
- "Men are disturbed not by things, but by the visions they have of things."