That Body Is Heavier Than Another Which,

Youth Should Be Kept Strangers To All That Is Bad, And Especially To Things Which Suggest Vice Or Hate. When The Five Years Have Passed Away, During The Two Following Years They Must Look On At The Pursuits Which They Are Hereafter To Learn. There Are Two Periods Of Life With Reference To Which Education Has To Be Divided, From Seven To The Age Of Puberty, And Onwards To The Age Of One And Twenty.

Man Is A Goal-seeking Animal. His Life Only Has Meaning If He Is Reaching Out And Striving For His Goals.

When You Are Lonely, When You Feel Yourself An Alien In The World, Play Chess. This Will Raise Your Spirits And Be Your Counselor In War

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.

He Who Cannot See The Truth For Himself, Nor, Hearing It From Others, Store It Away In His Mind, That Man Is Utterly Worthless.