Ctrl+a - go to beginning of line (alpha? I dunno)
ctrl+e - go to (e)nd of the line
alt+f - (f)orward one word
alt+b - (b)ack one word
You might already know these but no one else has posted them on this thread yet. I work in both Linux and Mac a lot and this works for them. No idea about Windows I'm no longer forced to use it at work 🙂