setlocal textwidth=80
setlocal formatoptions+=aw

function! s:insert_journal_entry()
    exe 'normal! O**** ['.strftime('%Y-%m-%d %a %H:%M').'] - '
endf

"TODO only in journal.org
inoremap <buffer> <silent> <C-CR> <CR><Esc>:call <SID>insert_journal_entry()<CR>a