Excellence Is An Art Won By Training

The True Nature Of A Thing Is The Highest It Can Become.

We Assume Therefore That Moral Virtue Is The Quality Of Acting In The Best Way In Relation To Pleasures And Pains, And That Vice Is The Opposite.

It Is Clear, Then, That The Earth Must Be At The Centre And Immovable, Not Only For The Reasons Already Given, But Also Because Heavy Bodies Forcibly Thrown Quite Straight Upward Return To The Point From Which They Started, Even If They Are Thrown To An Infinite Distance. From These Considerations Then It Is Clear That The Earth Does Not Move And Does Not Lie Elsewhere Than At The Centre.

It Is Unbecoming For Young Men To Utter Maxims.

The Best Way To Teach Morality Is To Make It A Habit With Children.