“Where any answer is possible, all answers are meaningless.”

“The cat didn’t answer, except possibly by not answering.”

“Asks the Possible to the Impossible, "Where is your dwelling place?" "In the dreams of the impotent," comes the answer.”

“If you eliminate all possible explanations, then the impossible is the answer.”

“There ain't no answer.
There ain't gonna be any answer.
There never has been an answer.
There's your answer.”

“I just tell you and though I dont sound like it I've got plenty of sense, there aint any answer, there aint going to be any answer, there never has been any answer, that’s the answer.”

“Enthusiasm for the universe, in knowing as well as in creating, also answers the question of doubt and meaninglessness. Doubt is the necessary tool of knowledge. And meaninglessness is no threat so long as enthusiasm for the universe and for man as its center is alive.”

“It's a meaningless panacea when we invent a god that can do anything and be anything… It serves as an answer to every question and an explanation for nothing.”

“"How to test?" is a question that cannot be answered in general. "When to test?" however, does have a general answer: as early and as often as possible.”

“The thing the sixties did was to show us the possibilities and the responsibility that we all had. It wasn't the answer. It just gave us a glimpse of the possibility.”