Read a list of everybody's favorite Murphy's Laws.
Change them into second conditional, the day after!

1. If something wrong can happen, it will.
2. If there is a worse time for something to go wrong, it will happen then.
3. If everything seems to be going well, we are obviously overlooking something.
4. Whenever you start to do something, something else has to be done first.
5. You know that every solution will bring new problems.
6. Enough research will tend to support your theory.
7. I have to smile today... tomorrow will be worse.
8. If your advance is going well, you will walk into an ambush.
9. An expert is one who knows more and more about less and less until he will  know absolutely everything about nothing.

Second conditional, 

YESTERDAY:

1. If something wrong COULD happen, it WOULD.
2. If there WAS a worse time for something to go wrong, it WOULD happen then.
3. If everything SEEMED to be going well, we WERE obviously overlooking something.
4. Whenever you STARTED to do something, something else WOULD HAVE to be done first.
5. You KNEW that every solution WOULD bring new problems.
6. I HAD to smile YESTERDAY...  THE DAY AFTER  WOULD be worse.
7. If your advance WAS going well, you WOULD walk into an ambush.
8. An expert WAS one who KNEW more and more about less and less until he WOULD KNOW absolutely everything about nothing.

=========Full list below:

• If there is a possibility of several things going wrong, the one that will cause the most damage will be the one to go wrong.
  
• If there is a worse time for something to go wrong, it will happen then.
  
• If you perceive that there are four possible ways in which a procedure can go wrong, and circumvent these, then a fifth way, unprepared for, will promptly develop.
  
• If everything seems to be going well, you have obviously overlooked something.
  
• Nature always sides with the hidden flaw.
  
• Whenever you set out to do something, something else must be done first.
  
• Every solution breeds new problems.
  
• Enough research will tend to support your theory.
  
• When there is a very long road upon which there is a one-way bridge placed at random, and there are only two cars on that road, it follows that: (1) the two cars are going in opposite directions, and (2) they will always meet at the bridge.
  
• Smile... tomorrow will be worse.
  
• Left to themselves, things tend to go from bad to worse.
  
• You never run out of things that can go wrong.
  
• No battle plan ever survives contact with the enemy.
  
• If your advance is going well, you are walking into an ambush.
  
• The only thing more accurate than incoming enemy fire is incoming friendly fire.
  
• Logic is a systematic method of coming to the wrong conclusion with confidence.
  
• If builders built buildings the way programmers wrote programs, then the first woodpecker that came along would destroy civilization.
  
• An expert is one who knows more and more about less and less until he knows absolutely everything about nothing.