Even Trivial Events Demonstrate Strong

... Knowledge Must Continually Be Renewed By Ceaseless Effort, If It Is Not To Be Lost. It Resembles A Statue Of Marble Which Stands In The Desert And Is Continually Threatened With Burial By The Shifting Sand. The Hands Of Service Must Ever Be At Work, In Order That The Marble Continue To Lastingly Shine In The Sun. To These Serving Hands Mine Shall Also Belong.

I Must Be Willing To Give Up What I Am In Order To Become What I Will Be.

The Normal Objective Of My Thought Affords No Insight Into The Dark Places Of Human Will And Feeling.

I Don't Teach My Students, I Provide The Circumstances In Which They Can Learn.

A Ship Is Safe At Shore But It's Not Built For That.