Veracity Is The Heart Of Morality.

Trust A Witness In All Matters In Which Neither His Self-interest, His Passions, His Prejudices, Nor The Love Of The Marvellous Is Strongly Concerned. When They Are Involved, Require Corroborative Evidence In Exact Proportion To The Contravention Of Probability By The Thing Testified.

Science Is Simply Common Sense At Its Best.

Nothing Can Be More Incorrect Than The Assumption One Sometimes Meets With, That Physics Has One Method, Chemistry Another, And Biology A Third.

Oh Devil! Truth Is Better Than Much Profit. I Have Searched Over The Grounds Of My Belief, And If Wife And Child And Name And Fame Were All To Be Lost To Me One After The Other As The Penalty, Still I Will Not Lie.

The Mathematician Starts With A Few Propositions, The Proof Of Which Is So Obvious That They Are Called Self-evident, And The Rest Of His Work Consists Of Subtle Deductions From Them. The Teaching Of Languages, At Any Rate As Ordinarily Practiced, Is Of The Same General Nature Authority And Tradition Furnish The Data, And The Mental Operations Are Deductive.