All our knowledge has its origin in our perceptions
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He who does not value life does not deserve it.
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Just as courage imperils life, fear protects it.
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Once you have tasted flight, you will forever walk the earth with your eyes turned skyward, for there you have been, and there you will always long to...
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As a well-spent day brings happy sleep, so a life well spent brings happy death.
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Just as a well-filled day brings blessed sleep, so a well-employed life brings a blessed death
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Man and animals are in reality vehicles and conduits of food, tombs of animals, hostels of Death, coverings that consume, deriving life by the death o...
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Just as courage is the danger of life, so is fear its safeguard.
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They will say that I, having no literary skill, cannot properly express that which I desire to treat of, but they do not know that my subjects are to ...
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That which can be lost cannot be deemed riches. Virtue is our true wealth and the true reward of its possessor; it cannot be lost, it never deserts us...
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All knowledge which ends in words will die as quickly as it came to life, with the exception of the written word: which is its mechanical part.
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A painter should begin every canvas with a wash of black, because all things in nature are dark except where exposed by the light.
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No counsel is more sincere than that given on ships which are in danger.
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Reprove your friend in secret and praise him in public.
