"By the addition of... artificial Instruments and methods, there may be, in some manner, a reparation made for the mis…"

"[T]he limits, to which our thoughts are confin'd, are small in respect of the vast extent of Nature it self; some par…"

"[T]he footsteps of Nature are to be trac'd, not only in her ordinary course, but when she seems to be put to her shif…"

"[T]he dissolving parts of the Air are but few, that is, it seems of the nature of those Saline menstruums, or spirits…"

"The next care to be taken, in respect of the Senses, is a supplying of their infirmities with Instruments, and, as it…"

"It seems not improbable, but that by these helps the subtilty of the composition of Bodies, the structure of their pa…"

"[W]e may perhaps be inabled to discern all the secret workings of Nature, almost in the same manner as we do those th…"

"I here present to the World my imperfect lndeavours; which though they shall prove no other way considerable, yet, I …"

"[I]in this present condition of knowledge, a man so qualified, as I have indeavoured to be, only with resolution, and…"

"[A]s there are these several parts that will rarifie and fly, or be driven up by the heat, so are there many others, …"