Part

1 I |   highest excellences, are open likewise to the greatest
2 I |   that the way is not less open to the most ignorant than
3 II|   has freely planned on an open plain; so that although
4 IV|    convinced that I was as open to error as any other, rejected
5 V | like so many small valves, open and shut the four orifices
6 V |   more rarefied, they push open the six small valves that
7 V |   and of the venous artery open anew and allow a passage
8 V |  above the part where they open the vein, cause the blood
9 VI| same as if I were to throw open the windows, and allow the