Originally Posted by mach4

...same for your brakes and clutch

That said, I think the cable setup is probably the best choice

...many aircraft use hydraulics for their control surfaces

And one last option just to complete the set - a servo. However, if you were for some reason to implement that you'd want a battery backup. Your throttle would be a simple potentiometer connected to something like an Arduino, which would drive the servo.....fly-by-wire