If you are well, you have nothing to worry about.

 

If you are ill, you only have two things to worry about;
Whether you get better - or whether you get worse.

 

If you get better, you have nothing to worry about;
If you get worse, you only have two things to worry about:
Whether you live or whether you die.

 

If you live, you have nothing to worry about;
If you die, you only have two things to worry about:
Whether you go up or whether you go down.

 

If you go up, you have nothing to worry about;
If you go down, you will be so busy shaking hands with old friends that ...

You won't have time to worry !