noremap <Up> <Nop> noremap <Down> <Nop> noremap <Left> <Nop> noremap <Right> <Nop> There, now your arrow keys do nothing, too! (This is a good way

noremap <Up> <Nop> noremap <Down> <Nop> noremap <Left> <Nop> noremap <Right> <Nop> There, now your arrow keys do nothing, too! (This is a good way to "train" yourself to not depend on the arrow keys.)