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• Neither a borrower nor a lender be; For loan oft loses both itself and friend, And borrowing dulls the edge of husbandry.
  This above all: to thine own self be true, And it must follow, as the night the day, Thou canst not then be false to any man....
• Give every man thine ear, but few thy voice.
  -- William Shakespeare, (The only good part of Polonius' advice to Laertes)...
• T is not so above; There is no shuffling, there the action lies In his true nature.
  -- William Shakespeare (1564-1616), Hamlet -- Act iii, Sc. 3...
• To thine own self be true. (If not that, at least make some money.)
• To thine own self be cool.
• That he is mad, 't is true: 't is true 't is pity; And pity 't is 't is true.
  -- William Shakespeare (1564-1616), Hamlet -- Act ii, Sc. 2...
• To be, or not to be: that is the question... -- William Shakespeare, Hamle
• Love all, trust a few, do wrong to none; be able for thine enemy rather in power than use
  and keep thy friend under thine own life's key; be checked for silence, but never taxed for speech....
• For 't is the sport to have the enginer Hoist with his own petar.
  -- William Shakespeare (1564-1616), Hamlet -- Act iii, Sc. 4...