Quote #16501
In order to be utterly happy the only thing necessary is to refrain from...
Quote #28599
If we can recognize that change and uncertainty are basic principles, we can greet...
Quote #15660
Sometimes I think the surest sign that intelligent life exists elsewhere in the universe...
Quote #13015
I do not fear Satan half so much as I fear those who fear...
Quote #17499
If a man takes no thought about what is distant, he will find sorrow...
Quote #31720
Let me advise thee not to talk of thyself as being old. There is...
Quote #17837
The fact that man knows right from wrong proves his intellectual superiority to other...
Quote #24177
If you can’t explain it simply, you don’t understand it well enough.
Quote #3498
Everything that can be invented has been invented.
Quote #5420
An unhurried sense of time is in itself a form of wealth.