"経験のない理論は盲目であり、経験のない理論は単なる知的遊びにすぎない。"
“Always recognize that human individuals are ends, and do not use them as means to your end”
“Experience without theory is blind, but theory without experience is mere intellectual play.”
“Rules for happiness: something to do, someone to love, something to hope for”
“The greatest human quest is to know what one must do in order to become a human being.”
“Let your actions do your talking for you.”
“A friend is someone who gives you total freedom to be yourself”
“Nothing is particularly hard if you divide it into small jobs”
“Man suffers only because he takes seriously what the gods made for fun.”
“Failure and invention are inseparable twins. To invent you have to experiment, and if you ...”
“Success is no accident”
“If you can't explain it to a six year old, you don't understand it yourself.”
“Integrity is doing the right thing, even when no one is watching”
“There is just one thing that makes your dream become impossible: the fear of failure.”
“The fear of death follows from the fear of life. A man who lives fully is prepared to die ...”