Herbert Spencer (1820-1903) English philosopher. Education.
"Science is a series of judgments, revised without ceasing."
Pierre Emile Duclaux (1840-1904) French biochemist, bacteriologist.
"Science is an imaginative adventure of the mind seeking truth in a world of mystery." Sir Cyril Herman Hinshelwood (1897-1967) English chemist. Nobel prize 1956.