something being what it is

Something being what it is, ...  "Something이 원래 그렇듯이"로 번역하면 되겠다. 

Politics being what it is, I know that some people try to score political points off our decision.

Human nature being what it is, people must be made to pay for something to appreciate it.

The market being what it is, the price variance is huge. 

With my personality being what it is, I had to learn everything and anything that I could.