All human knowledge is precious whether or not it serves the slightest human use.
There is no duty we so much underrate as the duty of being happy.
The essence of life is statistical improbability on a colossal scale.
The time to relax is when you don't have time for it.
Guilt is the pledge drive constantly hammering in our heads that keeps us from fully enjoying the show.
Listen to what people say about themselves; they will tell you everything you need to know.
Freedom is nothing else but a chance to be better.
There are many things in life that are more important than money. And they all cost money.
This world is a comedy to those who think, a tragedy to those who feel.
When people thought the Earth was flat, they were wrong. When people thought the Earth was spherical, they were wrong. But if you think that thinking the Earth is spherical is just as wrong as thinking the Earth is flat, then your view is wronger than both of them put together.