Related:

• The passions are the only orators that always persuade. -- Francois Duc de la Rochefoucauld
• Those who bestow too much application of trifling things, become generally incapable of great ones.
  -- Francois Duc de la Rochefoucauld...
• We always get bored with those whom we bore. -- Francois Duc de la Rochefoucauld
• Our envy always lasts longer than the happiness of those we envy.
  -- Francois Duc de la Rochefoucauld...
• Weakness of character is the only defect which cannot be amended.
  -- Francois Duc de la Rochefoucauld...
• Age is a tyrant, who forbids, at the penalty of life, all the pleasures of youth.
  -- Francois Duc de la Rochefoucauld...
• A man who is always satisfied with himself is seldom satisfied with others.
  -- Francois Duc de la Rochefoucauld...
• Self-love is the greatest of flatterers. -- Francois Duc de la Rochefoucauld
• The passions often engender their contraries. -- Francois Duc de la Rochefoucauld