"The man of petty ambition if invited to dinner will be eager to be set next his host"
"An orator without judgment is a horse without a bridle"
"We must consider the distinctive characters and the general nature of plants from the point of view of their morphology , their behavior under external conditions, their mode of generation, and the whole course of their life"
"Ah, yes, superstition: it would appear to be cowardice in face of the supernatural"
"One may define flattery as a base companionship which is most advantageous to the flatterer"