A half truth, like half a brick, is always more forcible as an argument than a whole one. It carries better.
Stephen Leacock

A man may lack everything but tact and conviction and still be a forcible speaker; but without these nothing will avail... Fluency, grace, logical order, and the like, are merely the decorative surface of oratory.
Charles Horton Cooley

All legislative experiments in the way of making forcible distribution of the wealth produced in any country have failed.
Leland Stanford

Belief is nothing but a more vivid, lively, forcible, firm, steady conception of an object, than what the imagination alone is ever able to attain.
David Hume

Examples is more forcible than precept. People look at my six days in the week to see what I mean on the seventh.
Robert Cecil

Forcible ways make not an end of evil, but leave hatred and malice behind them.
Thomas Browne

Mob law is the most forcible expression of an abnormal public opinion; it shows that society is rotten to the core.
Timothy Thomas Fortune

The dread of evil is a much more forcible principle of human actions than the prospect of good.
John Locke