无知,愚昧,愚昧的言行
Unwisdom \Un*wis"dom\, n. Want of wisdom; unwise conduct or action; folly; simplicity; ignorance. Sumptuary laws are among the exploded fallacies which we have outgrown, and we smile at the unwisdom which could except to regulate private habits and manners by statute. --J. A. Froude.