Fools make researches and wise men exploit them.

Looking at these stars suddenly dwarfed my own troubles and all the gravities of terrestrial life.

Our business here is to be Utopian, to make vivid and credible, if we can, first this facet and then that, of an imaginary whole and happy world.

This is the end and the beginning of an age. This is something far greater than the French Revolution or the Reformation and we live in it.

In the scientific world I find just that disinterested devotion to great ends that I hope will spread at last through the entire range of human activity.

Satan delights equally in statistics and in quoting scripture.

Success is to be measured not by wealth, power, or fame, but by the ratio between what a man is and what he might be.