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• Smooth seas do not make skillful sailors. -- African Proverb
• Sailors do it ad nauseam.
• Sailors Do it on (ahem) the waves!
• Sailors in Inland China do it seasonally.
• Small boat sailors do it by pumping, rocking, and ooching.
• Trombonists do it in seven positions.
• For no soldiers or sailors, in any of our forces today
  would so willingly endure the rigors of battle if they thought that in another twenty years their own sons would be fighting still another war on distant deserts or seas or in far-away jungles or skies....
• CRUISING: 19200bps modem and 0.5bps fingers!