Aristotle

Poverty is the parent of revolution and crime.

Pleasure in the job puts perfection in the work.

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

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

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

Man is by nature a social animal; an individual who is unsocial naturally and not accidentally is either beneath our notice or more than human.

The more you know, the more you know you don't know.

Happiness depends upon ourselves.

Knowing yourself is the beginning of all wisdom.

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

It is during our darkest moments that we must focus to see the light.

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.

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

We are what we repeatedly do. Excellence, then, is not an act, but a habit.

Good habits formed at youth make all the difference.

The ultimate value of life depends upon awareness and the power of contemplation rather than upon mere survival.

The energy of the mind is the essence of life.

A friend to all is a friend to none.

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

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