Source identified1
“We suffer more often in imagination than in reality.”
The line distinguishes anticipated suffering from what is actually happening, challenging imagination when it magnifies uncertainty.
Source note: Letter 13; English wording varies by translation.
Source identified2
“No man can have a peaceful life who thinks too much about lengthening it.”
An obsession with extending life can undermine the peace of the life already present, because fear of ending displaces attention from living.
Source note: Moral Letters to Lucilius, Letter 4.
Source identified3
“Some things torment us more than they ought; some torment us before they ought; and some torment us when they ought not to torment us at all.”
The sentence separates real difficulty from the extra burden created by exaggeration, anticipation, and unnecessary mental rehearsal.
Source note: Moral Letters to Lucilius, Letter 13, section 5, Richard M. Gummere translation.
Source identified4
“That from which you are running is within you.”
Changing places cannot solve a conflict that is carried internally; the difficult work is changing judgment and character.
Source note: Letter 104 argues that travel cannot by itself cure inward restlessness.
Source identified5
“What is the happy life? It is peace of mind, and lasting tranquillity.”
Happiness is defined as durable mental order rather than constant excitement, pleasure, or favorable luck.
Source note: Letter 92 asks what makes a happy life and connects it with peace of mind and stable judgment.
Source identified6
“The mind ought in all cases to be called away from the contemplation of external things to that of itself.”
Turning attention back toward the mind does not deny external events; it restores awareness of the judgments and responses that remain available when circumstances cannot be controlled.
Source note: Of Peace of Mind; Seneca redirects attention from external circumstances toward the condition and governance of the mind itself.
Source identified7
“We ought, however, first to examine our own selves, next the business which we propose to transact, next those for whose sake or in whose company we transact it.”
Before committing to action, Seneca asks for an ordered examination of self, task, and company, treating clear self-knowledge as protection against avoidable agitation and mismatch.
Source note: Of Peace of Mind, section VI; Seneca recommends examining personal capacity, the proposed undertaking, and the people involved before choosing commitments.