Quote #4661
Truth persuades by teaching, but does not teach by persuading.
Quote #22109
Doubt is not a pleasant condition, but certainty is an absurd one.
Quote #8472
We choose to go to the Moon in this decade and do the other...
Quote #18020
The deepest principle in human nature is the craving to be appreciated.
Quote #19639
Technology means the systematic application of scientific or other organized knowledge to practical tasks.
Quote #11123
I have often thought that if photography were difficult in the true sense of...
Quote #28221
If you go through a lot of hammers each month, I don’t think it...
Quote #31789
Of two evils choose neither.
Quote #23296
Die-hard conservatives thought that if I couldn’t get everything I asked for, I should...
Quote #12132
Discovery consists in seeing what everyone else has seen and thinking what no one...