say in other words

[snade17]

Hi dear experts,
Could you paraphrase the following:

1. Leverage is a fickle bitch, my friend.
2. Looks like the fickle bitch is back.

 

[JohnParis]

Keeping the ratio of a company's loan capital versus the value of its common stock within acceptable limits is a volatile and troublesome problem.
It appears that the problem may have returned.