Related:

• Matter cannot be created or destroyed, nor can it be returned without a receipt.
• Mass-energy cannot be created or destroyed. It CAN, however, be wasted.
• Just as there are laws of Conservation of Matter and Energy, so there are in fact Laws of Conservation of Pain and Joy.
  Neither can ever be created or destroyed. But one can be converted into the other....
• Life can not be created or destroyed, it can only be screwed up.
• You cannot pluck roses without fear of thorns, nor can you enjoy a fair wife without danger of horns.
  -- Benjamin Frankli...
• Since no matter can be created or destroyed (excluding nuclear and cafeteria substances), as one attempts to remove unwanted material (i.
  e., trash) from one's living space, the remaining material mutates so as to occupy 30 to 50 percent more than its original volume....