Why and when did Dad say each of the following?

(i) Fall?

(ii) Never mind

(iii) Funny joke

(iv) Rubbish

(i) Dad said so when he was about to climb the tree for the first time and his wife asked him to be careful and not fall.

(ii) Dad said so when he fell off the ladder as it slipped and he landed on the flower bed. He said so while brushing off dirt from his hair, face, trousers, and shirt.

(iii) Dad said so when he went ahead to try plan B and his wife asked him to not fall again.

(iv) Dad said so when during plan B, the branch on which he swung himself up broke and he fell down heavily and as a result, his wife asked him to stop as he would break his neck.