This simple script let you save the things you have to do in the day, simple and quickly, for thoose who don't like to leave the terminal window for minute.
$ bash schedule shower 6-6.30
Activity saved.
Activity Time
work 8to16
gym 17to18
movies 19-20
shower 6-6.30
$ bash schedule
Activity Time
work 8to16
gym 17to18
movies 19-20
shower 6-6.30