The man who does not do his own thinking is a slave, and is a traitor…

Day by day, religious conceptions grow less and less intense. Day by day, the old spirit dies out of book and creed.

A fact never went into partnership with a miracle. Truth does not need the assistance of miracle. A fact will fit every other fact in the Universe, because it is the product of all other facts. A lie will fit nothing except another lie …

The Declaration of Independence announces the sublime truth, that all power comes from the people. This was a denial, and the first denial of a nation, of the infamous dogma that God confers the right upon one man to govern others.

An honest God is the noblest work of man.

the death of love is the end of marriage. Love is natural. Back of all ceremony burns and will forever burn the sacred flame. There has been no time in the world's history when that torch was extinguished. In all ages, in all climes, among …

Reason, Observation and Experience — the Holy Trinity of Science — have taught us that happiness is the only good; that the time to be happy is now, and the way to be happy is to make others so. This is enough for us.