Who said “I'm an idealist. I don't know where I'm going, but I'm on my way.”?

“Our ideals are our better selves.”

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

“When they come downstairs from their Ivory Towers, idealists are very apt to walk straight into the gutter.”

“An idealist is one who, on noticing that a rose smells better than a cabbage, concludes that it is also more nourishing.”

“A map of the world that does not include Utopia is not worth even glancing at, for it leaves out the one country at which Humanity is always landing.”

“Nothing happens unless first a dream.”

“A baby is God's opinion that life should go on.”

“Sometime they'll give a war and nobody will come.”

“Poetry is an echo, asking a shadow to dance.”

“I have written some poetry that I don't understand myself.”

“Poetry is the achievement of the synthesis of hyacinths and biscuits.”