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“His motto was 'Persevere!'”
Smiles condenses Stephenson’s response to repeated engineering and institutional obstacles into a single governing principle of continued effort.
Source note: The Life of George Stephenson and of his Son Robert Stephenson, Chapter XI, “Chat Moss—Construction of the Railway”; represented 1868 revised edition, Project Gutenberg #46229. The motto appears in Smiles’s surrounding narration immediately after the quoted Chat Moss recollection.
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“Wrestle bravely with disease.”
The command treats illness as a circumstance to meet with courage while keeping the focus on character rather than promising any medical outcome.
Source note: Letter 78 uses the language of struggle while discussing Seneca’s own experiences of illness and endurance.
Source identified
“My head is bloody, but unbowed.”
The speaker acknowledges injury without surrendering inward posture, making the line a compact image of retaining agency and self-possession under circumstances that have already caused real harm.
Source note: “Invictus,” first published in Henley’s 1888 Book of Verses (written 1875) and represented through the public-domain poem text. This is the second stanza’s closing line, following “Under the bludgeonings of chance”; this collection keeps the poem’s defiant lyric voice rather than treating it as a guarantee that adversity can always be mastered.
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“Sweet are the uses of adversity.”
Voice: Fictional character · Duke Senior
Adversity is presented as capable of yielding insight or value even when the experience itself is unwelcome.
Source note: As You Like It, Act 2, Scene 1; Duke Senior reflects on what adversity can reveal while living in exile.
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“These are the times that try men's souls.”
Crisis reveals commitment because principles become costly to maintain precisely when fear, fatigue, and uncertainty make retreat easier.
Source note: Opening of The American Crisis No. I; Paine addresses perseverance during a difficult stage of the American Revolution.
Source identified
“Courage cannot be cast down by adversity.”
Courage is defined by what survives difficulty: adversity may create pressure, but it does not have to decide the person’s response.
Source note: The Moral Sayings of Publius Syrus, saying 595, D. Lyman Jr. translation (1856).