Chaos is a name for any order that produces confusion in our minds.
A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools.
Every intelligent individual wants to know what makes him tick, and yet is at once fascinated and frustrated by the fact that oneself is the most difficult of all things to know.
Almost every wise saying has an opposite one, no less wise, to balance it.
Great acts are made up of small deeds.
Better mad with the rest of the world than wise alone.
One never notices what has been done; one can only see what remains to be done.
There is geometry in the humming of the strings. There is music in the spacing of the spheres.
How often I found where I should be going only by setting out for somewhere else.
Only from the heart can you touch the sky.
Intellectuals solve problems, geniuses prevent them.
I have had good experience and trial of this world...I know what it is to be a subject, what to be a sovereign, what to have good neighbours, and sometimes meet evil willers. I have found treason in trust, seen great benefits little regarded.
Language is very powerful. Language does not just describe reality. Language creates the reality it describes.
Throw your heart over the fence and the rest will follow.
Fear doesn't exist anywhere except in the mind.
The trouble with most of us is that we would rather be ruined by praise than saved by criticism.
One who loses wealth loses much. One who loses a friend loses more. But one who loses courage loses all.
All truth passes through three stages. First, it is ridiculed. Second, it is violently opposed. Third, it is accepted as being self-evident.
He that cannot reason is a fool. He that will not is a bigot. He that dare not is a slave.
All our knowledge begins with the senses, proceeds then to the understanding, and ends with reason. There is nothing higher than reason.
Happiness is not an ideal of reason, but of imagination.