zeal, Zeal for learning and life, Zeal makes common topic lovely, Zeal without prudence is frenzy, Zeal should not outrun discretion, Zeal shall no outrun discretion., Zeal too often lacks discretion., Zeal without prudence is frenzy., zeal undiminished through the years, Zeal without knowledge is frenzy., Zeal should not outrun discretion. 返回 zealin