Orator Demosthenes practiced speaking with a mouthful of pebbles. Orator Lewis, unschooled, presumably taught himself to speak with a mouthful of nut coal. In other years his resonant, impressive ...

The Greek philosopher Diogenes of Sinope, one of the founders of Cynicism, is said to have shown the middle finger to visitors to Athens who asked about the celebrated orator Demosthenes and ...