“I am longing to be with you, and by the sea, where we can talk together freely and build our castles in the air.”

“If you are going to build something in the air it is always better to build castles than houses of cards.”

“There are certain half-dreaming moods of mind in which we naturally steal away from noise and glare, and seek some quiet haunt where we may indulge our reveries and build our air castles undisturbed.”

“Building castles in the air, 36 and making yourself a laughing-stock.”

“Castles in the air — they are so easy to take refuge in. And so easy to build, too.”

“If you have built castles in the air, your work need not be lost; that is where they should be. Now put the foundations under them.”

“If you want to build a ship, don’t drum up people together to collect wood and don’t assign them tasks and work, but rather teach them to long for the endless immensity of the sea.”

“I am strongly of opinion that we require to strengthen our armaments by air and upon the seas in order to make sure that we are still judges of our own fortunes, our own destinies and our own action. … Not to have an adequate air force in the present state of the world is to compromise the foundations of national freedom and independence.”

“When art critics get together they talk about Form and Structure and Meaning. When artists get together they talk about where you can buy cheap turpentine.”

“I've got the key to my castle in the air, but whether I can unlock the door remains to be seen.”