Praises FMB’s BAAS address [on embryology, Rep. BAAS 50 (1880): 636–44]. Recent progress of embryology splendid.
In work on plants, astonished at sensitivity of radicle and its power to transmit stimuli to adjoining part; such general sensitivity should be considered in genesis of nervous system.
Feels "malicious" pleasure at FMB’s criticism of Herbert Spencer.