From hence, let fierce contending nations know What dire effects from civil discord flow.

-Addison,Joseph
  Cato, act 5, sc.1, closing words.

Unlawful pleasure, trenching on another's rights, is delusive and envenomed pleasureöits hollowness disappoints at the time, its poison cruelly tortures afterwards, its effects deprave forever.

-Bronte«  , Charlotte
  The Professor, ch.20.

Philosophers†stand among us not to do, nor to create anything, but as a sort of Logic-mill to grind out the true causes and effects of all that is done and created.

-Carlyle,Thomas
  Signs of the Times.

   Any one watching keenly the stealthy convergence of human lots, sees a slow preparation of effects from one life on another, which tells like a calculated irony on the indifference or the frozen stare with which we look at our unintroduced neighbour.

-Eliot, George pseudonym of  MaryAnn Evans
^2  Middlemarch, bk.1, ch.11.

In a democracy dissent is an act of faith. Like medicine, the test of its value is not in its taste, but its effects.

-Fulbright,J(ames) William
  Speech to the US Senate, 21  Apr.

The greatest improvement in the productive powers of labour, and the greater part of the skill, dexterity and judgement with which it is any where directed, as applied, seem to have been the effects of the division of labour.

-Smith, Adam
  An Inquiry into the Nature and Causes of theWealth of Nations, bk.1, ch.1.