Many able Gardeners and Husbandmen are yet Ignorant of the Reason of their Calling; as most Artificers are of the Reason of their own Rules that govern their excellent Workmanship. But a Naturalist and Mechanick of this sort is Master of the Reason of both, and might be of the Practice too, if his Industry kept pace with his Speculation; which were every commendable; and without which he cannot be said to be a complete Naturalist or Mechanick.
William PennIf a civil word or two will render a man happy, he must be a wretch indeed who will not tell them to him.
William PennLove labor: for if thou dost not want it for food, thou mayest for physic. It is wholesome for thy body and good for thy mind.
William Penn