His indefatigable exertions as a traveller, his skill and good fortune as a collector, his brilliance as a teacher and expositor, and his keenness as a controversialist no doubt aid largely in accounting for Spallanzani's exceptional fame among his contemporaries; yet greater qualities were by no means lacking.
Stevenson (The Expositor, 1902) states clearly the difficulties for those who regard ch.
But in this aspect he is rather to be regarded as the diligent expositor of other men's views than as an original thinker.
The Separatist Reformed Church of Holland had sent out a young expositor of its doctrines named Postma, who, in November 1858, became minister of Rustenburg.
His object was to popularize among his countrymen the astronomical theories of Descartes; and it may well be doubted if that philosopher ever ranked a more ingenious or successful expositor among his disciples.