to affect a serene mood; affect a serene mood; affect a serious demeanor; to act prudishly; act prudishly; to assume an air of superiority; assume an air of superiority; to affect a serene mood; to affect a serious demeanor; to act prudishly; to assume an air of superiority; affect a serene mood; to affect a serious demeanor; to act prudishly; to assume an air of superiority
