Technological progress must go hand in hand with ethics.
Sustainability isn't a choice—it's a responsibility we owe to the next generation.
It's not always necessary to be better than everyone else, but to be better than you used to be.
The theory of Communism may be summed up in one sentence: Abolish all private property.
Life would be infinitely happier if we could only be born at the age of eighty and gradually approach eighteen.