Quote #27176
There are three principal means of acquiring knowledge. . . observation of nature, reflection,...
Quote #1022
I may not have gone where I intended to go, but I think I...
Quote #1869
The very purpose of existence is to reconcile the glowing opinion we hold of...
Quote #13939
That which we obtain too easily, we esteem too lightly.
Quote #24101
A scientific truth does not triumph by convincing its opponents and making them see...
Quote #23153
Never despair but if you do, work on in despair.
Quote #12511
Probably all laws are useless, for good men do not want laws at all,...
Quote #19795
I find the great thing in this world is not so much where we...
Quote #12772
Gossip needs no carriage.
Quote #7383
Nature herself has never attempted to effect great changes rapidly.