Accept Life, And You Must Accept Regret.

I Do Not Deny The Rights Of Democracy, But I Have No Illusions As To The Uses That Will Be Made Of Those Rights So Long As Wisdom Is Rare And Pride Abundant

Work While You Have The Light. You Are Responsible For The Talent That Has Been Entrusted To You.

What Governs Men Is The Fear Of Truth.

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.

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