The past in the hands of historians is not what it was.

Ibn Firnas was a polymath: a physician, a rather bad poet, the first to make glass from stones (quartz), a student of music, and inventor of some sort of metronome.

We live in an era when rapid change breeds fear, and fear too often congeals us into a rigidity which we mistake for stability.

We shall continue to have a worsening ecologic crisis until we reject the Christian axiom that nature has no reason for existence save to serve man.

History is a means of access to ourselves.

Knowledge Qf history frees us to be contemporary.

[T]he historian lays humanity on the couch.