Sincerity Is Moral Truth.

It Is Not True That A Man Can Believe Or Disbelieve What He Will. But It Is Certain That An Active Desire To Find Any Proposition True Will Unconsciously Tend To That Result By Dismissing Importunate Suggestions Which Run Counter To The Belief, And Welcoming Those Which Favor It. The Psychological Law, That We Only See What Interests Us, And Only Assimilate What Is Adapted To Our Condition, Causes The Mind To Select Its Evidence.

The Only Cure For Grief Is Action.

A Cell Is Regarded As The True Biological Atom.

Heart And Brain Are The Two Lords Of Life. In The Metaphors Of Ordinary Speech And In The Stricter Language Of Science, We Use These Terms To Indicate Two Central Powers, From Which All Motives Radiate, To Which All Influences Converge.

Science Is The Systematic Classification Of Experience.