1.
But, after all, the sciences have made progress, because philosophers have applied themselves with more attention to observe, and have communicated to their language that precision and accuracy which they have employed in their observations: In correcting their language they reason better.
Etienne Bonnot de Condillac
3.
Game, noun: Any unserious occupation designed for the relaxation of busy people and the distraction of idle ones. It's used to take people to whom we have nothing to say off our hands, and sometimes even ourselves.
Etienne Bonnot de Condillac