#sī nūlla colōris prīncipiīs est reddita nātūra, extemplō ratiōnem
reddere possīs#, Lucr. 2, 757, _if atoms have no colour, you might
explain at once_ (1556). #meritō maledīcās mī, sī nōn id ita factumst#,
Pl. _Am._ 572, _you might with perfect right abuse me, if it is not so_
(1556).