"Having won the campaign," Mr. Patten said this week, "it would be a huge error if the international coalition were to lose the peace".
And in a criticism of Mr. Bloomberg's record on homelessness, Mr. Liu argued that "it would be unconscionable to compound past errors with these faulty contracts".
However, as a general rule: "Ideas and practices that collectively characterize Tantrism pervade classical Hinduism [and] it would be an error to consider Tantrism apart from its complex interrelations with non-Tantric traditions.
He said it would be "an error" to attack Iraq.
But it would be an error to accept a de-escalation on Mr Putin's terms.
It would be an error to dismiss all this as Westminster bubble irrelevance.
"It would be an error to think that New Jersey does not have to educate its own workforce.
But for all her tub-thumping, it would be an error to see Fonda as a blanket feminist.
Pascal Lamy, the top trade minister for Europe, said it would be an "error" to conclude that a new confrontation was developing between rich and poor nations.
It would be an error to think that New Jersey can continue to off-load the costs of higher education onto individual families.
