Insanity: doing the same thing over and over again and expecting different results.

It is impossible to get out of a problem by using the same kind of thinking that it took to get into it.

The world as we see it is only the world as we see it. Others may see it differently.

We owe a lot to the Indians, who taught us how to count, without which no worthwhile scientific discovery could have been made.

All means prove but blunt instruments, if they have not behind them a living spirit.

Of all the communities available to us, there is not one I would want to devote myself to except for the society of the true seekers, which has very few living members at any one time.

Philosophers play with the word, like a child with a doll.... It does not mean that everything in life is relative.