Toleration is the greatest gift of the mind.

It is certain that I cannot always distinguish my own thoughts from those I read, because what I read becomes the very substance and text of my mind.

Be not dumb, obedient slaves in an army of destruction. Be heroes in an army of construction.

Many of us delude ourselves with the thought that if we could stand in the lot of our more fortunate neighbor, we could live better, happier and more useful lives. ... It is my experience that unless we can succeed in our present position, we could not succeed in any other.

What I am looking for is not out there, it is in me.

Not the senses I have but what I do with them is my kingdom.

The attempt to suppress an idea has always and everywhere proved a failure.