Related:

• Money is truthful. If a man speaks of his honor, make him pay cash.
  -- The Notebooks of Lazarus Long...
• No man of honor, as that word is usually understood
  did ever pretend that his honor obliged him to be chaste and temperate, to pay his creditors, to be useful to his country, or to do good to mankind, to endeavor to be wise or learned, to regard his word, his promise, or his oath....
• Shopkeepers accept creditcards, as long as you pay cash.
• To date, there is only one animal in the Galaxy dangerous to man- man himself.
  He must supply his own indispensable competition. He has no enemy to help him. -- Lazarus Long...
• A bank robber in Los Angeles told the clerk not to give him cash, but to deposit the money in his checking account.
  -- Bill Bryso...
• Money is the sincerest of all flattery. -- Lazarus Long
• Get a shot off FAST! This upsets him long enough to let you make your second shot perfect.
  -- Lazarus Long...
• Your enemy is never a villain in his own eyes. Keep this in mind
  it may offer a way to make him your friend. If not, you can kill him without hate - and quickly....
• Money is a powerful aphrodisiac. But flowers work almost as well. -- Lazarus Long