ArPENDIX. 87 



to visit liis patients, and request liis friends to remain 

 with bis family until his return. Yet the pleasure of 

 pleasing others seemed an antidote to fatigue, and 

 enabled him, generally, to be the most animated of the 

 company. To a man thus acting, success is certain. 

 Fortune, who intoxicates the weak, had no power 

 over his steady mind. He knew that nothing is 

 stationary in life. No man continues great without 

 continued labour. All nature is in motion ; and he 

 who does not advance, will surely recede. By unre- 

 mitted exertions, he always kept the ground he had 

 gained, and still pressed forward to the pinnacle of 

 his profession. His labours were sweetened with 

 reward, and his spirit cheered with public favour. 



In the year 1787, he was appointed Physician to 

 the Philadelphia Dispensary, a useful and charitable 

 institution then recently established. In the same year 

 he was elected a member of the college of Physicians, 

 and of our society. In 1788, to his other good for- 

 tune was added domestic happiness, by his marriage 

 with his first wife, Isabella Marshall, daughter of 

 Christopher Marshall of this city. In 1789 he was 

 elected professor of Chymistry in the "college of Phi- 

 ladelphia." Tills appointment he did not accept with- 

 out great hesitation. Philadelphia had then the mis- 

 fortune to be divided between two rival schools ; tlic 



