In 334 B.C. he returned to Athens and founded his own school
the Lyceum. In the school he taught various subjects that included
logics, ethics, biology, physics etc.
After Alexander died in 323 BC he was sentenced to death by
the Athenians just as his teacher Socrates had been done earlier. It
is believed that Aristotle was sentenced to death more out of resentment for
him being the educator of Alexander the Great than anything else. Alexander had conquered Athens and was
highly resented in the city. The death of Alexander gave an opportunity
to some citizens in Athens to revenge themselves by killing his teacher.
Aristotle fled from Athens upon being sentenced to
death. He felt that Athens the city of Democracy should not have its'
hands dirtied twice against Philosophy. The first violation being the
murder of his teacher, the second would have been his murder.
Like his teacher Plato in his philosophy he treated the
question of the "ideal state". However, Aristotle was much
more flexible and understanding of mankind than Plato was. Aristotle
followed a different form of knowledge which attempted to understand why
certain laws existed effectively while others did not. Yet like his
teacher he believed that the "ideal state" could only be found in
the "Polis" the city state.
Aristotle believed that what ultimately mattered was balance
between Democracy and Oligarchy. Like his
teacher Plato he believed that the leaders and
rulers of governments should be allowed to come from all classes. To Aristotle the preferred citizens who should rule
were those who were just and friendly. He said that these elements
existed mostly in the poorer and middle classes, and therefore these classes
should be included more in the government. He believed that when these
classes were removed by the "rich" class in a society the end result was always
Look at a quote from Aristotle: Ancient Greek Quote