I Could Not Think Without Writing.

I Am Convinced That There Is No Sort Of Boundary Between The Living And The Mental Or Between The Biological And The Psychological. From The Moment An Organism Takes Account Of A Previous Experience And Adapts To A New Situation, That Very Much Resembles Psychology.

To Understand Is To Invent.

The More We Try To Improve Our Schools, The Heavier The Teaching Task Becomes; And The Better Our Teaching Methods The More Difficult They Are To Apply.

Intelligence Is What You Use When You Don't Know What To Do.

The Discussion Of The Game Of Marbles Seems To Have Led Us Into Rather Deep Waters. But In The Eyes Of Children The History Of The Game Of Marbles Has Quite As Much Importance As The History Of Religion Or Of Forms Of Government. It Is A History, Moreover, That Is Magnificently Spontaneous; And It Was Therefore Perhaps Not Entirely Useless To Seek To Throw Light On The Child's Judgment Of Moral Value By A Preliminary Study Of The Social Behaviour Of Children Amongst Themselves.