“If you set to work to believe everything, you will tire out the believing-muscles of your mind, and then you'll be so weak you won't be able to believe the simplest true things.”

“If you'll believe in me, I'll believe in you. Is that a bargain?”

“Do you know, I always thought unicorns were fabulous monsters, too? I never saw one alive before!"Well, now that we have seen each other," said the unicorn, "if you'll believe in me, I'll believe in you.”

“Let’s consider your age to begin with — how old are you?’‘I’m seven and a half exactly.’‘You needn’t say “exactually,”’ the Queen remarked: ‘I can believe it without that. Now I’ll give you something to believe. I’m just one hundred and one, five months and a day.’‘I can’t believe that!’ said Alice.‘Can’t you?’ the Queen said in a pitying tone. ‘Try again: draw a long breath, and shut your eyes.’Alice laughed. ‘There’s no use trying,’ she said: ‘one can’t believe impossible things.’‘I daresay 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.”

“I can’t believe THAT!” said Alice.Can’t you?” said the Queen in a pitying tone. “Try again: draw a long breath, and shut your eyes.”Alice laughed. “There’s no use trying,” she said, “one can’t believe impossible things.”I daresay 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 believed as many as six impossible things before breakfast!”

“Alice: This is impossible.The Mad Hatter: Only if you believe it is.”

“Alice laughed. 'There's no use trying,' she said. 'One can't believe impossible things.'I daresay 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!”