“The true sign of intelligence is not knowledge but imagination.”
“The hardest thing in the world to understand is the income tax.”
“Let every man be respected as an individual and no man idolized.”
“Everything should be made as simple as possible, but not simpler.”
“Things should be made as simple as possible, but not any simpler.”
“It is strange to be known so universally and yet to be so lonely.”
“It should be possible to explain the laws of physics to a barmaid.”
“Gravitation can not be held responsible for people falling in love”
“To understand the world one must not be worrying about one's self.”
“We cannot despair of humanity, since we ourselves are human beings.”
“A man should look for what is, and not for what he thinks should be.”
“The high destiny of the individual is to serve rather than to rule...”
“Common sense is the collection of prejudices acquired by age eighteen.”
“Knowledge of what is does not open the door directly to what should be.”
“It's not that I'm so smart, it's just that I stay with problems longer.”
“Few are those who see with their own eyes and feel with their own hearts.”
“Imagination is everything. It is the preview of life's coming attractions.”
“Problems cannot be solved at the same level of awareness that created them.”
“Try not to become a man of success but rather try to become a man of value.”
“The only way to escape the personal corruption of praise is to go on working.”
“Technological progress is like an ax in the hands of a pathological criminal.”
“The most incomprehensible thing about the world is that it is comprehensible.”
“Solitude is painful when one is young, but delightful when one is more mature.”
“We shall require a substantially new manner of thinking if mankind is to survive.”
“Keep on sowing your seed, for you never know which will grow -- perhaps it all will.”
“The pioneers of a warless world are the young men and women who refuse military service.”
“It is the supreme art of the teacher to awaken joy in creative expression and knowledge.”
“Confusion of goals and perfection of means seems, in my opinion, to characterize our age.”
“One must not attempt to justify them, but rather to sense their nature simply and clearly.”
“God is subtle, but He is not malicious. I cannot believe that God plays dice with the world.”