Their taste for physical gratifications must be regarded as the original source of that secret inquietude which the actions of the Americans betray, and of that inconstancy of which they afford fresh examples every day.

He who has set his heart exclusively upon the pursuit of worldly welfare is always in a hurry, for he has but a limited time at his disposal to reach it, to grasp it, and to enjoy it.

The recollection of the brevity of life is a constant spur to him.

Besides the good things which he possesses, he every instant fancies a thousand others which death will prevent him from trying if he does not try them soon.

This thought fills him with anxiety, fear, and regret, and keeps his mind in ceaseless trepidation, which leads him perpetually to change his plans and his abode.