Quote #24173
All our thoughts and concepts are called up by sense-experiences and have a meaning...
Quote #34343
It’s cabin fever season people, that time of year when four walls feel like...
Quote #20235
True love is eternal, infinite, and always like itself. It is equal and pure,...
Quote #18849
History does not repeat itself except in the minds of those who do not...
Quote #1267
There is no “royal road” to geometry.
Quote #8354
Civilization advances by extending the number of important operations which we can perform without...
Quote #11214
These are not books, lumps of lifeless paper, but minds alive on the shelves.
Quote #25566
Thou shalt raise up the foundations of many generations, and thou shalt be called,...
Quote #33221
I know of only one bird – the parrot – that talks and it...
Quote #19263
What is now proved was once only imagined.