Quotes by Aristotle.

Quotes by another Greek master - Aristotle. Best known as the tutor for Alexander the Great for almost three decades (ah, the virtues of a good coach) Aristotle studied at Plato's Academy at Athens from age 18 to 37, writing on many varied topics from ethics to metaphysics, chemistry to zoology and many more.
A glimpse into the great mind that shaped much thought in our world through some of his quotes.

(More at the site http://www.goodreads.com/author/quotes/2192.Aristotle)

“Knowing yourself is the beginning of all wisdom.”

“What is a friend? A single soul dwelling in two bodies.”

“It is the mark of an educated mind to be able to entertain a thought without accepting it.”

“Hope is a waking dream.”

“Happiness depends upon ourselves.”

“Wishing to be friends is quick work, but friendship is a slow ripening fruit.”

“Happiness is the meaning and the purpose of life, the whole aim and end of human existence.”

“No great mind has ever existed without a touch of madness.”

“Educating the mind without educating the heart is no education at all.”

“Anybody can become angry — that is easy, but to be angry with the right person and to the right degree and at the right time and for the right purpose, and in the right way — that is not within everybody's power and is not easy.”

“Excellence is never an accident. It is always the result of high intention, sincere effort, and intelligent execution; it represents the wise choice of many alternatives - choice, not chance, determines your destiny.”

“To perceive is to suffer.”

“The educated differ from the uneducated as much as the living differ from the dead.”

“A friend to all is a friend to none.”

“To avoid criticism say nothing, do nothing, be nothing.”

“Patience is bitter, but its fruit is sweet.”

“Those who educate children well are more to be honored than they who produce them; for these only gave them life, those the art of living well.”

“He who has overcome his fears will truly be free.”

“Those who know, do. Those that understand, teach.”

“The antidote for fifty enemies is one friend.”

“I count him braver who overcomes his desires than him who conquers his enemies, for the hardest victory is over self.”

“Whosoever is delighted in solitude, is either a wild beast or a god.”

“The high-minded man must care more for the truth than for what people think.”

“The aim of art is to represent not the outward appearance of things, but their inward significance.” 

“Happiness is the settling of the soul into its most appropriate spot.”

“Pleasure in the job puts perfection in the work.”

“Poverty is the parent of revolution and crime.”

“It is not enough to win a war; it is more important to organize the peace.”

“All human actions have one or more of these seven causes: chance, nature, compulsion, habit, reason, passion, and desire.”

“Learning is not child's play; we cannot learn without pain.”