Curiosity is one of the permanent and certain characteristics of a vigorous intellect. Every advance into knowledge opens new prospects, and produces new incitements to farther progress.
Samuel JohnsonMany leave the labours of half their life to their executors and to chance, because they will not send them abroad unfinished, and are unable to finish them, having prescribed to themselves such a degree of exactness as human diligence can scarcely ontain.
Samuel JohnsonAmong the lower classes of mankind there will be found very little desire of any other knowledge than what may contribute immediately to the relief of some pressing uneasiness, or the attainment of some near advantage.
Samuel Johnson