“Who in the world am I? Ah, that's the great puzzle.” — Alice · Alice's Adventures in Wonderland, 1865
“It's no use going back to yesterday, because I was a different person then.” — Alice · Alice's Adventures in Wonderland, 1865
“If you don't know where you are going, any road will get you there.” — The Cheshire Cat · Alice's Adventures in Wonderland, 1865 (paraphrased from the exchange)
“Why, sometimes I've believed as many as six impossible things before breakfast.” — The White Queen · Through the Looking-Glass, 1871