All Sorrow Has Its Root

Plurality Which Is Not Reduced To Unity Is Confusion; Unity Which Does Not Depend On Plurality Is Tyranny.

All Our Troubles Come From Not Being Able To Be Alone.

All Our Dignity Lies In Our Thoughts.

That We Must Love One God Only Is A Thing So Evident That It Does Not Require Miracles To Prove It.

The Principles Of Pleasure Are Not Firm And Stable. They Are Different In All Mankind, And Variable In Every Particular With Such A Diversity That There Is No Man More Different From Another Than From Himself At Different Times.