"And therefore, Sire, altho' I am ready, so far as is in me, to dedicate the place for the Cistercian monks at Meynan,…"

"As you see double if you push the eye out of its place with your finger; so prelates, through evil counsel, judge a p…"

"Formerly the Church with its prelates of old time, was golden in wisdom, silver in cleanness of life, brazen in eloqu…"

"Light from a concave luminous body is received most powerfully at the centre. The reason for this is that, for every …"

"Among all the studies of natural causes and reasons, light most delights the contemplators; among the great things of…"

"In the study of light, he said, the argument proceeded both from the effect to the cause and from the cause to the ef…"

"Giambattista della Porta, who seems to have been the first to try combinations of lenses to form a microscope, based …"

"Pecham's Perspectiva was published in as many as nine editions, one in Italian, between 1482 and 1627."

"In the realm of psychology (in the medieval sense), Pecham's writings are extensive. ...each soul is created singly a…"

"Another Oxford writer who appreciated experimental science was John Pecham... In his Perspectiva Communis Pecham gave…"