How to make our Mac greet us when log in

1. Go to application
2. Choose applescript / just search applescript editor on spotlight
3. Double Click applescript editor
4. Start to make the script

tell application "Terminal"
say "Hello master, it's good to have you back"
end tell
quit application "Terminal"

then File < Save as ( type whatever you want, example : welcome script)
save on Application folder
save as application / use the format : application

after that, quit the script editor
go to application then put the welcome script to the dock
right click on the welcome script & choose Open at Login

done! if you want to try it out, just log out then log in =)