Scientific discovery and scientific knowledge have been achieved only by those who have gone in pursuit of it without any practical purpose whatsoever in view.
Doubt, the essential preliminary of all improvement and discovery, must accompany the stages of man's onward progress. The faculty of doubting and questioning, without which those of comparison and judgment would be useless, is itself a divine prerogative of the reason.
The process of my transformation came to a head with my discovery of St. Francis of Assisi during a pilgrimage I went on with a scout troop from my school.
As was to be expected, the discovery of the nervous apparatus of the salivary glands immediately impelled physiologists to seek a similar apparatus in other glands lying deeper in the digestive canal.
My fellow citizens, the American Presidency is not supposed to be a journey of personal discovery.
It's a discovery of a story when I write a book, a case of inching ahead on each page and discovering what's beyond in the darkness, beyond where you're writing.
What everyone in the astronaut corps shares in common is not gender or ethnic background, but motivation, perseverance, and desire - the desire to participate in a voyage of discovery.
One hardly knows where, in the history of science, to look for an important movement that had its effective start in so pure and simple an accident as that which led to the building of the great Washington telescope, and went on to the discovery of the satellites of Mars.
I had a teacher in art school who said something about the only works he really enjoyed seeing or found much in were works where he had a sense that a discovery was made in the course of making this object. I like to hold to that as my marching orders.
I love to create interesting textures with language. You can do it as long as it seems like a discovery.
A poem in form still has to have voice, gesture, a sense of discovery, a metaphoric connection, as any poetry does.
It makes it very exciting don't you think to live in an age of, of discovery of human personality this way?
What can we gain by sailing to the moon if we are not able to cross the abyss that separates us from ourselves? This is the most important of all voyages of discovery, and without it, all the rest are not only useless, but disastrous.
The first step toward finding God, Who is Truth, is to discover the truth about myself: and if I have been in error, this first step to truth is the discovery of my error.
We must expect the discovery of many as yet unknown elements-for example, elements analogous to aluminum and silicon- whose atomic weight would be between 65 and 75.