[Pharo-users] writing my own method problem .

Hello, I have to make my own method but when I enter this: testShout self.assert: ( 'Do not panic' shout = "DO NO PANIC") The editor makes this : testShout self. Nothing more expected ->assert: ( 'Do not panic' shout = "DO NO PANIC") And I do not get a message that shout does not exist. Roelof