I hold that man is in the right who is most closely in league with the future.

It is inexcuseable for scientists to torture animals; let them make their experiments on journalists and politicians.

Neither moral concepts nor art forms can expect to live forever. How much are we obliged to hold on to? Who can guarantee that 2 plus 2 don't add up to 5 on Ju…

One of the qualities of liberty is that, as long as it is being striven after, it goes on expanding. Therefore, the man who stands in the midst of the struggle…

If we have learned anything at all in this century, it is that all new technologies will be put to use, sooner or later, for better or worse, as it is in our n…

Science cannot be stopped. Man will gather knowledge no matter what the consequences - and we cannot predict what they will be. Science will go on - whether we…

Soon shall thy arm, unconquer'd steam! afar Drag the slow barge, or drive the rapid car; Or on wide-waving wings expanded bear The flying chariot through the f…