It isn't that they can't see the solution. It's that they can't see the problem. They can't see the problem if they are looking in the wrong place. They can't see the problem if they have blinders on - for 'none are so blind as those that will not see'.

A man was meant to be doubtful about himself, but undoubting about the truth; this has been exactly reversed.

And when it rains on your parade, look up rather than down. Without the rain, there would be no rainbow.

What embitters the world is not excess of criticism, but absence of self-criticism.

I am the fool in this story, and no rebel shall hurl me from my throne.

I do not believe that any human being is fundamentally happier for being finally lost in a crowd, even if it is called a crowd of comrades.

The thing that cannot be defined is the first thing; the primary fact.