Quotes by Subject:

Quality

All things will be produced in superior quantity and quality, and with greater ease, when each man works at a single occupation, in accordance with his natural gifts, and at the right moment, without meddling with anything else. - Plato.

Courage is the first of human qualities because it is the quality which guarantees the others. – Aristotle.

Happiness, whether consisting in pleasure or virtue, or both, is more often found with those who are highly cultivated in their minds and in their character, and have only a moderate share of external goods, than among those who possess external goods to a useless extent but are deficient in higher qualities. – Aristotle.

In the arena of human life the honors and rewards fall to those who show their good qualities in action. – Aristotle.

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

Quality is not an act, it is a habit. – Aristotle.

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