The Unfinished Is Nothing.

If Nationality Is Consent, The State Is Compulsion.

Before Giving Advice We Must Have Secured Its Acceptance, Or, Rather, Have Made It Desired.

It Gives Liberty And Breadth To Thought, To Learn To Judge Our Own Epoch From The Point Of View Of Universal History, History From The Point Of View Of Geological Periods, Geology From The Point Of View Of Astronomy.

Man Becomes Man Only By His Intelligence, But He Is Man Only By His Heart.

Conquering Any Difficulty Always Gives One A Secret Joy, For It Means Pushing Back A Boundary-line And Adding To One's Liberty.