Never stay up on the barren heights of cleverness, but come down into the green valleys of silliness.

If people never did silly things nothing intelligent would ever get done.

His artistry soars to heights of sublime silliness and divine absurdity.

Don't get involved in partial problems, but always take flight to where there is a free view over the whole single great problem, even if this view is still not a clear one.

A philosophical problem has the form: I don't know my way about.

The agreement or disagreement or its sense with reality constitutes its truth or falsity.