The Most Developed Science Remains A Continual

Scientific Knowledge Is In Perpetual Evolution; It Finds Itself Changed From One Day To The Next.

To Express The Same Idea In Still Another Way, I Think That Human Knowledge Is Essentially Active.

The More The Schemata Are Differentiated, The Smaller The Gap Between The New And The Familiar Becomes, So That Novelty, Instead Of Constituting An Annoyance Avoided By The Subject, Becomes A Problem And Invites Searching.

It Is With Children That We Have The Best Chance Of Studying The Development Of Logical Knowledge, Mathematical Knowledge, Physical Knowledge, And So Forth.

Experience Precedes Understanding.