L.
Not of himself, but in
The Usefulness of Natural Philosophy
(
Works
, ed. 1772, vol. ii. p. 11), Boyle quotes from the old Alchemist, Basil Valentine, who said in his
Currus Triumphalis Antimonii
'That the shortness of life makes it impossible for one man thoroughly to learn Antimony, in which every day something of new is discovered.'