F**k it! Let's get on with it!

Let's not tarry on a matter, thet's just get on with it!

Other's in the 'F**k it' family:

F**k it!
F**k it! We'll work it out.
F**k it! It doesn't matter.
F**k it! Let me at 'em.
F**k it! I'll do it myself.
F**k it! I asked for it, and I'll get it done!

Or:

I don't give a f**k (sometimes it just is not worth caring!)