Fortunately the biologist may depend, in his efforts to further

the study of all aspects of life, not upon faith and hope
alone, but also upon works, for already physiology and
psychology have transformed our educational practices; and the
medical sciences given us a great and steadily increasing
measure of control over disease
Fortunately the biologist may depend, in his efforts to further
the study of all aspects of life, not upon faith and hope
alone, but also upon works, for already physiology and
psychology have transformed our educational practices; and the
medical sciences given us a great and steadily increasing
measure of control over disease.