Dissent Is The Mark Of Freedom.

Knowledge Is An Unending Adventure At The Edge Of Uncertainty.

Every Animal Leaves Traces Of What It Was; Man Alone Leaves Traces Of What He Created.

It Is Important That Students Bring A Certain Ragamuffin, Barefoot Irreverence To Their Studies; They Are Not Here To Worship What Is Known, But To Question It.

When Da Vinci Wanted An Effect, He Willed, He Planned The Means To Make It Happen: That Was The Purpose Of His Machines. But The Machines Of Newton ... Are Means Not For Doing But For Observing. He Saw An Effect, And He Looked For Its Cause.

The Most Powerful Drive In The Ascent Of Man Is His Pleasure In His Own Skill. He Loves To Do What He Does Well And, Having Done It Well, He Loves To Do It Better. You See It In His Science. You See It In The Magnificence With Which He Carves And Builds, The Loving Care, The Gaiety, The Effrontery. The Monuments Are Supposed To Commemorate Kings And Religions, Heroes, Dogmas, But In The End The Man They Commemorate Is The Builder.