Passions Destroy More Prejudices Than Philosophy Does.

As Long As The Centuries Continue To Unfold, The Number Of Books Will Grow Continually, And One Can Predict That A Time Will Come When It Will Be Almost As Difficult To Learn Anything From Books As From The Direct Study Of The Whole Universe. It Will Be Almost As Convenient To Search For Some Bit Of Truth Concealed In Nature As It Will Be To Find It Hidden Away In An Immense Multitude Of Bound Volumes.

All Things Must Be Examined, Debated, Investigated Without Exception And Without Regard For Anyone's Feelings.

It Is Very Important Not To Mistake Hemlock For Parsley, But To Believe Or Not Believe In God Is Not Important At All.

Anyone Who Takes It Upon Himself, On His Private Authority, To Break A Bad Law, Thereby Authorizes Everyone Else To Break The Good Ones.

Those Authors Into Whose Hands Nature Has Placed A Magic Wand, With Which They No Sooner Touch Us Than We Forget The Unhappiness In Life, Than The Darkness Leaves Our Soul, And We Are Reconciled To Existence, Should Be Placed Among The Benefactors Of The Human Race.