We physicists, on the other hand, must take for granted that the things that exist by nature are, either all or some of them, in motion—which is indeed made plain by induction.

Aristotle

Aristotle

Profession: Philosopher
Nationality: Greek

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For [people] are good18 in one way, but in all kinds of ways bad.

Man's work as Man is accomplished by virtue of Practical Wisdom and Moral Virtue, the latter giving the right aim and direction, the former the right means to its attainment.

We must be neither cowardly nor rash but courageous.

He who has overcome his fears will truly be free.

Happiness does not consist in amusement. In fact, it would be strange if our end were amusement, and if we were to labor and suffer hardships all our life long merely to amuse ourselves.... The happy life is regarded as a life in conformity with virtue. It is a life which involves effort and is not spent in amusement....

It is clearly better that property should be private, but the use of it common; and the special business of the legislator is to create in men this benevolent disposition.

We shall learn the qualities of governments in the same way as we learn the qualities of individuals, since they are revealed in their deliberate acts of choice; and these are determined by the end that inspires them.

You will never do anything in this world without courage. It is the greatest quality of the mind next to honor.

Art not only imitates nature, but also completes its deficiencies.

Men acquire a particular quality by constantly acting in a particular way.

Virtue lies in moderation.

What a society honors will be cultivated.

To feel these feelings at the right time, on the right occasion, towards the right people, for the right purpose and in the right manner, is to feel the best amount of them, which is the mean amount - and the best amount is of course the mark of virtue.

Pleasure causes us to do base actions and pain causes us to abstain from doing noble actions.