Nothing in life is to be feared, it is only to be understood. Now is the time to understand more, so that we may fear less.
The whole difference between construction and creation is exactly this: that a thing constructed can only be loved after it is constructed; but a thing created is loved before it exists.
Anything that gives us new knowledge gives us an opportunity to be more rational.
I am heartened to find so much wit in you, that you’d give thought to consequences and choose your way with reason, not passion only.
Man once surrendering his reason, has no remaining guard against absurdities the most monstrous, and like a ship without rudder, is the sport of every wind.
Nothing that is worth knowing can be taught.
In a rational society we would want our presidents to be teachers. – In our actual society we insist they be cheerleaders.
You can never be overdressed or overeducated.
Education is the most powerful weapon which you can use to change the world.