There is no single answer here. There are many Greek philosophers and many philosophical systems they believed in. Plato, Aristotle, Socrates, Heracletus are just some of them and one should know that each had his own view of the world. You should refer to specific questions on each one of them in WikiAnswers.
Pity and fear
Yes, Aristotle is a Greek philosopher.
The first Greek philosopher was "Thales".
I believe that you are thinking of the Pythagorean Theorem which was produced by Pythagoras.
pity&fear
I believe you are talking about a Greek philosopher by the name of Socrates. He took death by drinking a poison. His last moments were recorded by a Greek historian, one of his students.
Julius Caesar was not a Greek philosopher. He was a Roman general, statesman, and dictator.
Thales of Miletus is considered the first Greek philosopher.
Diogenes Laertius(greek philosopher).
Yes, he was a greek philosopher.
The Greek philosopher Plato wrote in The Republic that philosopher-kings should rule. He believed that those with the greatest wisdom and understanding of truth should govern society for its own good.
no one was