Liberty is the most jealous and exacting mistress that can beguile the brain and soul of man.

Religious doctrines do not and clearly cannot be adopted as the criminal code of a state.

Chloroform unfit children. Show them the same mercy that is shown beasts that are no longer fit to live.

If there is a soul, what is it, and where did it come from, and where does it go? Can anyone who is guided by his reason possibly imagine a soul independent of a body, or the place of its residence, or the character of it, or anything concerning it? If man is justified in any belief or disbelief on any subject, he is warranted in the disbelief in a soul. Not one scrap of evidence exists to prove any such impossible thing.

Wars always bring about a conservative reaction. They overwhelm and destroy patient and careful efforts to improve the condition of man.

One cannot live through a long stretch of years without forming some philosophy of life.

The difference between the child and the man lies chiefly in the unlimited confidence and buoyancy of youth.