The man of science is nothing if not a poet gone wrong.

Cynicism is intellectual dandyism.

Friendship, I fancy, means one heart between two.

Observation is the most enduring of the pleasures of life.

Speech is the small change of silence.

Published memoirs indicate the end of a man's activity, and that he acknowledges the end.

Earth knows no desolation. She smells regeneration in the moist breath of decay.