MEMOIR OF THE LATE DR. HENRY. 103 
Henry had the good fortune to succeed Dr. 
Holme as an inmate in the house of that accom- 
plished scholar and enlightened physician the 
late Dr. Percival. A constant liability to violent 
headaches, combined with weak eyesight, pre- 
vented Dr. Percival from writing or reading with 
the vigour and continuity essential to his va- 
rious literary pursuits. It was the duty there- 
fore of Dr. Henry and of other young persons, 
who occupied the same place before or after 
him, to read aloud to Dr. Percival, and to con- 
duct, after his dictation, the extensive corres- 
pondence, which he maintained with those most 
eminent in science and in letters. Dr. Percival’s 
style was peculiarly correct and elegant; and 
his example and judicious counsels seem to have 
been most instrumental in guiding the tastes of 
his young companion, and in establishing habits 
of vigilant and appropriate expression. Dr. 
Percival also directed with great judgment and 
kindness his course of reading, and particularly 
recommended to him works on mental and 
ethical philosophy ;—thus probably laying the 
foundation of that taste for enlarged speculation 
on the moral and intellectual nature of man, and 
of that faculty of delicately discriminating the 
finer shades of character and of genius, which 
contributed so largely to his sources of enjoy- 
