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Quotes to thank a teacher

Teachers receive a lot of mugs with misattributed quotes on them. These lines are checked against their real sources, so the one you choose will be accurate as well as kind.

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“A teacher affects eternity; he can never tell where his influence stops.”
Henry Adams · 1907
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“A teacher affects eternity; he can never tell where his influence stops.”
Henry Adams · The Education of Henry Adams, chapter 20, “Failure (1871)” · 1907 · Writer

A teacher's influence passes from student to student and generation to generation, so no one can say where it ends.

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“Education is the most powerful weapon which you can use to change the world.”
Nelson Mandela · Address at the launch of the Mindset Network · 2003 · Activist

Said by Mandela at the launch of an educational broadcasting project. For a man whose people had been denied decent schooling under apartheid, education was a form of liberation.

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“Gratitude is not only the greatest of virtues, but the parent of all the others.”
Marcus Tullius Cicero · Pro Plancio (In Defense of Plancius), section 80 · 54 BC · Philosopher

Cicero says that being grateful is the most important virtue and the source of the others, because people who remember what they owe are loyal, dutiful and kind.

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“If I have seen further it is by standing on the shoulders of giants.”
Isaac Newton · Letter to Robert Hooke · 1676 · Scientist

Newton credits earlier scientists for making his discoveries possible. He borrowed the image of dwarfs on giants' shoulders from medieval scholars.

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“That best portion of a good man's life, his little, nameless, unremembered acts of kindness and of love.”
William Wordsworth · Lines Composed a Few Miles above Tintern Abbey (Lyrical Ballads) · 1798 · Poet

The best part of a good person's life is not their big achievements but the small, everyday kindnesses that nobody records and they themselves forget.

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“The mind is not a vessel to be filled, but a fire to be kindled.”
Plutarch · “On Listening to Lectures” (De auditu), Moralia · 100 · Philosopher

Education should not just pour facts into students but light their own desire to think and to find the truth.

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“Train up a child in the way he should go, and when he is old, he will not depart from it.”
Book of Proverbs · The Bible, Proverbs 22:6 (King James Version) · 1611 · Religious figure

The habits and values children learn early stay with them for life, so guide them well while they are young.

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How to use a quote to thank a teacher

In a card, follow the quote with one specific thing the teacher did: a lesson you remember, encouragement at the right moment, the way they explained something. Teachers keep those cards.

For a child's card, a short quote written by a parent plus a drawing or a line from the child works beautifully.

At a retirement, a quote about influence lasting, such as Henry Adams's "a teacher affects eternity," gives you a natural way to invite former students to stand or share a memory.