For we do not think that we know a thing until we are acquainted with its primary conditions or first principles, and have carried our analysis as far as its simplest elements.
Aristotle (384 - 322 BC)
Contributed by: Zaady
The soul never thinks without a mental picture.
Misfortune shows those who are not really friends.
Source: Eudemian Ethics
Mothers are fonder than fathers of their children because they are more certain they are their own.
Nature does nothing uselessly.
Source: Politics, book I
It is the nature of desire not to be satisfied, and most men live only for the gratification of it.
Source: Politics, book II
The beginning of reform is not so much to equalize property as to train the noble sort of natures not to desire more, and to prevent the lower from getting more.
To Thales the primary question was not what do we know, but how do we know it.
Source: Mathematical Intelligencer v. 6, no. 3, 1984.
It is more difficult to organize peace than to win a war; but the fruits of victory will be lost if the peace is not well organized.
A man is the origin of his action.
Source: Nicomachean Ethics (4th c. BC)
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