Be not familiar with the idea ...

Be not familiar with the idea of wrong, for sin in fancy mothers many an ugly fact.
 Theodore Parker

Quotes from the same author

[America is] a rebellious nation. Our whole history is treason; our blood was attained before we were born; our creeds were infidelity to the mother church; our constitution treason to our fatherland.
 Theodore Parker
The Roman Christian mythology (and theology) discourages the vice of licentiousness, and so this is better than the heathen, but it encourages bigotry, hypocrisy, cant, and many another vice which the older Mother of Abominations kept clear from.
 Theodore Parker
Genius is the father of a heavenly line, but the mortal mother, that is industry.
 Theodore Parker
Science, also, is most largely indebted to these beauty-loving Greeks, for truth is one form of loveliness.
 Theodore Parker
Let us do our duty in our shop or our kitchen, in the market, the street, the office, the school, the home, just as faithfully as if we stood in the front rank of some great battle, and knew that victory for mankind depended on our bravery, strength, and skill. When we do that, the humblest of us will be serving in that great army which achieves the welfare of the world.
 Theodore Parker