We have not only outlawed cruelty to animals, but increasingly, people care about the living conditions of even the animals they eat.
We were ecstatic, but increasingly nervous.
From Leo IX.'s time papal grants of the mitre to eminent prelates became increasingly frequent, and by the 12th century it had been assumed by all bishops in the West, with or without papal sanction, as their proper liturgical head-dress.
Under the influence of the Cluniac revival, which began in the 10th century, pilgrimages became increasingly frequent; and the goal of pilgrimage was often Jerusalem.
It is in proportion as a sedentary life prevails, and agricultural exploitation is practised on a larger scale, whilst warlike habits continue to exist, that the labour of slaves is increasingly introduced to provide food for the master, and at the same time save him from irksome toil.