When, in the past, opinions so arguable have been enforced by State violence, it has been at the instigation of fanatics who held them for fixed and flaming certainties.
"Eugenics and Other Evils"
G. K. Chesterton
Now that is quite an intelligible, and, therefore, an arguable proposition.
"A Grammar of Freethought"
Chapman Cohen
And a love-story is never arguable.
"Mushrooms on the Moor"
Frank Boreham