The generality of men are so accustomed to judge of things by their senses that, because the air is indivisible, they ascribe but little to it, and think it but one remove from nothing.

Female beauties are as fickle in their faces as in their minds; though casualties should spare them, age brings in a necessity of decay.

Well, I see I am not designed to the finding out the Philosophers Stone, I have been so unlucky in my first attempts in chemistry.

It is not strange to me that persons of the fair sex should like, in all things about them, the handsomeness for which they find themselves most liked.

It is my intent to beget a good understanding between the chymists and the mechanical philosophers who have hitherto been too little acquainted with one another's learning.

In the Bible the ignorant may learn all requisite knowledge, and the most knowing may learn to discern their ignorance.

As the moon, though darkened with spots, gives us a much greater light than the stars that sewn all-luminous, so do the Scriptures afford more light than the brightest human authors. In them the ignorant may learn all requisite knowledge, and the most knowing may learn to discern their ignorance.