Said by Tweedledee -
"Contrariwise," continued Tweedledee, "if it was so, it might be; and if it were so, it would be; but as it isn't, it ain't. That's logic."
Said by Alice and the White Queen -
"Alice Laughed. "There's no use in trying," she said; "one can't believe impossible things." "I dare say you haven't had much practice," said the Queen. "When I was your age i always did it for half an hour a day. Why, sometimes I've believed as many as six impossible things before breakfast. There goes the shawl again!"
Said by Humpty Dumpty -
"If I'd meant that, I'd have said it," said Humpty Dumpty."
Thanks Bostan -