We are sure to displease when we speak too long and too often of one subject, and when we try to turn the conversation upon subjects that we think mo… - François de La Rochefoucauld

" "

We are sure to displease when we speak too long and too often of one subject, and when we try to turn the conversation upon subjects that we think more instructive than others, we should enter indifferently upon every subject that is agreeable to others, stopping where they wish, and avoiding all they do not agree with.