Commands:
  ZZ                -- write out and exit
  75 i ! <Esc>      -- insert "!" 75 times
  75 a ! <Esc>      -- append "!" 75 times
  Ctrl-]            -- move to |hyperlink|
  Ctrl-O            -- come back from hyperlink

  Window management:
    Always starts from Ctrl-W
    Ctrl-W h        -- to the left window
    Ctrl-W j        -- to the bottom window
    Ctrl-W l        -- to the top window
    Ctrl-W l        -- to the right window
  
    Ctrl-H H        -- move window to left
    Ctrl-H J        -- move window to bottom
    Ctrl-H K        -- move window to top
    Ctrl-H L        -- move window to right

  Word movement:
    fh | 3fl        -- move cursor to the "h" letter of the current line
    f<Esc>          -- aborts search
    Fh | 3Fl        -- like above, but searches to the left
    tl | 3tl        -- like fh, but cursor stops before the letter
    Tl | 3Tl        -- like above, but searches to the left
    ge              -- moves to the previous end of the word
    $ | 5$          -- to the end of the line
    ^               -- to begin of the first word in line
    0               -- to begin of the line

Console:
  :help index       -- complete index of all Vim commands
  :help Ctrl-W      -- find help with window management command
  :help usr_toc.txt -- all user manuals breef look