A passage from Marcus Aurelius
Marcus Aurelius, Meditations 4.40
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Always make a sketch or plan of whatever presents itself to thy mind, so as to see what sort of thing it is when stripped down to its essence, and tell thyself its proper name and the names of its parts.
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Take away thy opinion, and then there is taken away the complaint, 'I have been harmed.' Take away the complaint, and the harm is taken away.
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At dawn, when you have trouble getting out of bed, tell yourself: 'I have to go to work — as a human being.'
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Take care not to be Caesarified, or dyed with purple; for it does happen. Keep thyself then simple, good, pure, serious, free from affectation.