"If one does not know to which port one is sailing, no wind is favorable."

"Friends are those rare people who ask how we are and then wait to hear the answer."

"Friendship, like credit, is highest when it is not used."

"Two persons cannot long be friends if they cannot forgive each other's little failings."

"Friendship increases in visiting friends, but in visiting them seldom."

"There is some self-interest behind every friendship. There is no friendship without self-interests. This is a bitter truth."