The One Exclusive Sign Of Thorough Knowledge

To Give Away Money Is An Easy Matter And In Any Man's Power. But To Decide To Whom To Give It And How Large And When, And For What Purpose And How, Is Neither In Every Man's Power Nor An Easy Matter.

A Man Who Examines Each Subject From A Philosophical Standpoint Cannot Neglect Them: He Has To Omit Nothing, And State The Truth About Each Topic.

The Right Constitutions, Three In Number- Kingship, Aristocracy, And Polity- And The Deviations From These, Likewise Three In Number - Tyranny From Kingship, Oligarchy From Aristocracy, Democracy From Polity.

A Body In Motion Can Maintain This Motion Only If It Remains In Contact With A Mover.

Every Art And Every Inquiry, And Similarly Every Action And Choice, Is Thought To Aim At Some Good; And For This Reason The Good Has Rightly Been Declared To Be That At Which All Things Aim.