These were all large clocks that had special balance mechanisms, which compensated for the motion of the sea.

BBC: Longitude clock comes alive

Whether the sale of gametes diminishes the value of life by putting a price on it and whether the contribution of women to this growing market is adequately compensated are the kinds of questions about which you could set thousands of angels into motion on the head of a pin.

FORBES: Sperm Donors are from Mars, Ova-Sellers from Venus