The earth does not need new continents, but new men.

Science, my lad, has been built upon many errors; but they are errors which it was good to fall into, for they led to the truth.

In lighthearted countries, people joked about this phenomenon, but such serious, practical countries as England, America, and Germany were deeply concerned.

....oysters are the only food that never causes indigestion. Indeed, a man would have to eat sixteen dozen of these acephalous molluscs in order to gain the 315 grammes of nitrogen he requires daily.

As for difficulties," replied Ferguson, in a serious tone, "they were made to be overcome.

Anything one man can imagine, other men can make real.

The distance between the earth and her satellite is a mere trifle, and undeserving of serious consideration. I am convinced that before twenty years are over one-half of our earth will have paid a visit to the moon.