Quote #11259
A wise man cares not for that which he cannot have.
Quote #29479
One great cause of failure is lack of concentration.
Quote #6982
What we call pleasure, and rightly so is the absence of all pain.
Quote #6724
At 18 our convictions are hills from which we look; At 45 they are...
Quote #23639
No man enjoys the true taste of life, but he who is ready and...
Quote #3814
Where a calculator on the ENIAC is equpped with 18,000 vaccuum tubes and weighs...
Quote #29138
Heavier-than-air flying machines are impossible.
Quote #27051
The better I get to know men, the more I find myself loving dogs.
Quote #20516
There is none who cannot teach somebody something, and there is none so excellent...
Quote #20475
I have learned this at least by my experiment that if one advances confidently...