They're not all winners, but Reddit's constantly updated list has some gems now and then. Here are a few recent favorites.

• Regret is the wet sock you get from not picking up the bit of ice that fell on the kitchen floor 15 minutes ago.
• I hate having to prove to a robot that I am not a robot.
• The Romans understood the concept of heat creating lift, yet never applied it to flight, and hot air balloons weren't invented until 1783. I wonder what seemingly obvious connections we're missing today that could change the world.
• My parents carried credit cards for emergencies. I carry cash for emergencies.
• You don't know how secure your house is until you forget your keys.