Only passions, great passions can elevate the soul to great things.
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When science, art, literature, and philosophy are simply the manifestation of personality they are on a level where glorious and dazzling achievements are possible, which can make a man's name live for thousands of years.
There is no moral precept that does not have something inconvenient about it.
It is not human nature we should accuse but the despicable conventions that pervert it.
Evil always turns up in this world through some genius or other.
Genius is present in every age, but the men carrying it within them remain benumbed unless extraordinary events occur to heat up and melt the mass so that it flows forth.
One declaims endlessly against the passions; one imputes all of man's suffering to them. One forgets that they are also the source of all his pleasures.
What has not been examined impartially has not been well examined. Skepticism is therefore the first step toward truth.
Sentences are like sharp nails, which force truth upon our memories.
Although a man may wear fine clothing, if he lives peacefully; and is good, self-possessed, has faith and is pure; and if he does not hurt any living being, he is a holy man.
If there is one realm in which it is essential to be sublime, it is in wickedness. You spit on a petty thief, but you can't deny a kind of respect for the great criminal.