Quote by Enrico Fermi
"The pessimist complains about the wind; the optimist expects it to change; the realist adjusts the sails."
"The pessimist complains about the wind; the optimist expects it to change; the realist adjusts the sails."
"Where are they?"
"The effort to build a space-faring civilization, that's worth doing."
"Whatever the ups and downs of the details which we learn or unlearn, the speak of science only increases."
"I think it is good merely to emphasize again that, in physics, you don't have to go around making trouble for yourself—nature does it for you."