Human life very much resembles a game of chess: for, as in the latter, while a gamester is too attentive to secure himself very strongly on one side of the board, he is apt to leave an unguarded opening on the other, so doth it often happen in life.
Henry FieldingThere is a sort of knowledge beyond the power of learning to bestow, and this is to be had in conversation; so necessary is this to the understanding the characters of men, that none are more ignorant of them than those learned pedants whose lives have been entirely consumed in colleges and among books; for however exquisitely human nature may have been described by writers the true practical system can be learned only in the world.
Henry Fielding