All true histories contain instruction; though, in some, the treasure may be hard to find, and when found, so trivial in quantity that the dry, shrivelled kernel scarcely compensates for the trouble of cracking the nut.
Source: Agnes Grey, ch. 1, 1847.
-- Anne Bronte, (Jan 17 1820-1849), English novelist, poet; She is best known for her novel Agnes Grey, 1947; sister of Emily and Charlotte Bronte.